It took Facebook founder Mark Zuckerberg just one year to make the leap from millionaire to billionaire status.
It took Warren Buffett 26 years. Bill Gates? Only five.
But the record for fastest route from millionaire to billionaire currently goes to Facebook FB, +0.05% CEO Mark Zuckerberg, who took just one year to make the leap, according to a study by Betway based on Forbes’ annual “World’s Billionaires” ranking.
Zuckerberg’s path was lighting fast compared to the Berkshire HathawayBRK.A, -2.05% CEO and investing guru, or to Koch Industries owner Charles Koch, who took 22 years to get there.
Here’s a list of the 25 richest people in the world in 2018, according to Forbes, followed by the number of years it took them to go from millionaire to billionaire, as compiled by Betway.