4 trilyun=4*10^12
225,000=2.25*10^ 5
4 tril/225 thou=(4/2.25)*10 ^7
=1.778 *10^7 or 1.778e7
#### us hed kount=about 300 milyun
225,000ded/300,000,000=2.25*10^5/3*10^8
=0.75*10^-3 or 0.00075
spred over 11 yeers, yeer rate=0.68*10-4 or 6.8*10^-5
or 6.8e-5