You Won’t Believe How Much $$$ These Billionaires Made in 2017 – Chances are you’ve never heard of #1

10. Sergey Brin

Image: Business Insider
This 43 years old computer engineer started Google with Larry Page and has been working on ambitious projects such as the Google Glass and the Flying Car. Alphabet (google) stock made him a whopping $5.8 B so for this year.