Oh honey, 4000 million is the same as 4 billion. It's not rocket science, just basic math. So next time you're trying to impress someone with big numbers, just remember to keep it simple and stick to the facts.
4000 million years is equivalent to 4 billion years.
One hundred million in ONE billion. In billions, depends on how many billions.
It takes 146442 billions.
36.536
28.447
101 million = 0.101 billion.
none. a million is less than a billion
1,500 million.
5.7224 bilion
4000
A thousand million is a billion so the answer is 18.
805 million equals 0.805 billion.