Estimation question
You spend 10,000 dollars every day. How many years does the wealth of all the world's billionaires last?
How close can you get? Make your own guess and earn points before you look at the answer.
Guess it yourself and earn points
Show the answer and the reasoning
The answer
5.5 million years
5.5 million years. Modern humans have only existed for 300,000.
How to get there
- 20.1 trillion ÷ 10,000 ÷ 365 = 5.5 million
Source: Forbes list 2026
More estimation questions
Diese Frage auf Deutsch
Pixcess is the free estimation game without ads. How Pixcess works