New Delh: Imagine the power and privileges that comes when you amassed a fortune that is worth over a billion dollar. Imagine a 10 figure bank account and still being young enough to enjoy it for a few decades! They are a rare species indeed!The unfortunate reality is that there are very few people who are lucky enough to reach the billionaire status before the age of 40. Of course the path to become a billionaire in the current economic situation is not at all easy, but with some planning, perseverance and far sightedness, achieving handsome wealth can be made possible. Here is a list of the top 10 richest young people under 40 as compiled by Forbes. No. 10: Ayman HaririAge: 34Net Worth: $1.35 billionAyman Hariri is the son of slain Lebanese Prime Minister Rafik Hariri. He is active in running Saudi Oger, one of Saudi Arabia's biggest construction companies. He also has shares in Turk Telekom through Saudi Oger, as well as ownership in several banks in the Middle East, like the Arab Bank of Jordan.No. 9: Sean ParkerAge: 33Net Worth: $2 billionSean Parker was one of the founders of Napster, that popular file sharing application that almost brought down the entire music industry. It is considered to be the fastest growing business of all time, amassing tens of millions of users within a year of its introduction. He also served as the first President of Facebook and co-founded Airtime, Causes and Plaxo. He is currently on the Board of Directors of technology firms like Spotify and Yammer. No. 8: Marie Besnier BeauvalotAge: 32Net Worth: $1.5 billionMarie, along with siblings Emmanuel, 42, and Jean-Michel, 45, inherited French dairy giant Lactalis, producers of popular Président brie among hundreds of other cheese, milk and yogurt brands.Marie Besnier Beauvalot is one of the owners, along with her siblings Emmanuel and Jean-Michel, of Lactalis, a dairy giant from France that owns hundreds of brands of cheese, milk and yogurt products. This includes the popular President cheeses. No. 7: Fahd HaririAge: 32Net Worth: $1.35 billionFahd Hariri is the youngest son of slain Lebanese Prime Minister Rafik Hariri. As a student, he ran an interior design studio on the outskirts of the city, and sold furniture to clients in Saudi Arabia.No. 6: Huiyan YangAge: 31Net Worth: $5.7 billionHuiyan Yang, the daughter of the founder of real estate developer Country Garden Holdings, is also China's richest woman.No. 5: Eduardo SaverinAge: 30Net Worth: $2.2 billionEduardo Luiz Saverin is a Brazilian internet entrepreneur and investor. Saverin is one of five co-founders of Facebook, along with Mark Zuckerberg, Dustin Moskovitz, Chris Hughes, and Andrew McCollum. He met Mark Zuckerberg in his sophomore year while punching the Phoenix S.K. Club and later co-founded Facebook with Zuckerberg during his junior year, assuming the role of business manager. Saverin, immortalized in The Social Network as Mark Zuckerberg's onetime best friend, settled a lengthy legal battle with Facebook, apparently receiving a 5 per cent stake. He is currently an investor in technology startups, including Qwiki and Jumio.No. 4: Scott DuncanAge: 30Net Worth: $5.1 billionScott Duncan is the youngest of the four children who inherited the massive fortune of late energy pipeline entrepreneur Dan Duncan, founder of Enterprise Products Partners. The company currently owns more than 50,000 miles of natural gas, oil, and petrochemical pipelines.No. 3: Albert von Thurn und TaxisAge: 29Net Worth: $1.5 billionAlbert II Maria Lamoral Miguel Johannes Gabriel, 12th Prince of Thurn and Taxis, is a German aristocrat. He has been listed as the world's youngest billionaire many times since his father's death in 1990. He is also active in GT racing, having competed in the German GT Championship in both 2007 and 2008, the FIA GT3 European Championship, and most recently this year's FIA GT World Championship. He has assets in a technological company and in the arts. He also has substantial real estate holdings, including 30,000 hectares of woodland in Germany.No. 2: Mark ZuckerbergAge: 28Net Worth: $13.3 billionMark Zuckerberg is the founder of Facebook, the popular social network, which now has 1.11 billion people using the site each month. Facebook also says it had 665 million active users each day on average in March and 751 million using Facebook from a mobile device each month. His net worth has actually been fluctuating up and down since the May 2012 debut of Facebook in the stock market. The price of the share hit a low of below $20 in the third quarter of last year. It has since rebounded strongly on the back of expectations of strong numbers on mobile advertisements in the site. He has committed to be an active part in the Giving Pledge spearheaded by Warren Buffett and Bill Gates, donating 18 million shares of Facebook for the education initiatives of the Silicon Valley Community Foundation. No. 1: Dustin MoskovitzAge: 28Net Worth: $3.8 billionDustin Moskovitz was the roommate of Mark Zuckerberg in Harvard University. Like Zuckerberg, he dropped out of school to become the third employee of Facebook. He even moved to California to work in the social networking giant on a full time basis. He left the company in 2008, though he still owns up to now 5 per cent of all shares. He then established Asana, a software firm dedicated to improving how people work with project collaboration tools.