0.0015
152923.0769
It is 1599 billion.
One half billion divided by 16 is 31,250.
One trillion divided by 250 billion is 4
0.8125
One billion divided by 320 million equals 3.125
0.0004
0.002
It is 10,000.
Ten billion divided by ten million is one thousand.
One billion divided by 15 tens is approximately 6666667 [The actual value is 6666666 2/3]