Jeff Bezos is now the richest man in the world with $90 billion .Jeff Bezos became the richest man in the world Friday morning, after adding nearly $7 billion to his wealth overnight.With Amazon's share price surging Friday morning after its earnings report, Bezos's wealth shot up to more than $90 billion, according to calculations by CNBC and data from the Bloomberg Billionaires Index. That put Bezos past Bill Gates to become the richest man in the world.