Forbes created a cool video two-minute video timeline of the richest billionaires in America over the last ten years. The current wealthiest American, of course, is Amazon founder and CEO Jeff Bezos who is worth $179 billion. Forbes created a cool video two-minute video timeline of the richest billionaires in America over the last ten years. The current wealthiest American, of course, is Amazon founder and CEO Jeff Bezos who is worth $179 billion.