Thirtytwo and a half billion.
0.000000078
29,032,000,000
0.000000060
Five billionths in scientific notation is: 5 x 10^-9
5 billionths = 0.000000005
That would be 10/1,000,000,000 although it can simplify down to 1/100,000,000.
Thirtytwo and a half billion.
0.000000005
0.000000078
232,003,011
29,032,000,000
0.000000005
0.000000060
Five billionths in scientific notation is: 5 x 10^-9
Five billionths is 0.000000005
Three hundred ninety-four hundred-billionths.