1500 million 等於幾多billion?

1.5 billion

1 million = 1,000,000
1 billion = 1,000,000,000

2007-05-18 09:45:25 補充：
1 billion = 10億1 million = 100萬所以1.5 billion = 15億啦!!

1 million=百萬. 1 billion=十億.
1500 millions 等於1500000000 等於1.5billion.
中文=壹十五億

由於﹕1,000,000 = 1 million
所以﹕１５００million = 1,500,000,000
又由於﹕1,000,000,000 = 1 billion
所以﹕1500million = 1.5billion

1500milions
=1500*1000000/100000000
=15bilions
是15億