3. Bernard Arnault and family: $185.6bn
Arnault is the wealthiest European on the list. The Frenchman oversees the LVMH Moët Hennessy Louis Vuitton empire of more than 70 brands, including Louis Vuitton, Moët & Chandon and TAG Heuer.
4. Bill Gates: $136.5bn
The Microsoft founder has been a permanent fixture near the top of the rich list for the past 20 years, despite selling and then giving away much of his stake in the company. He now owns just 1% and focuses predominantly on his philanthropic work.
