simplify the ratio of 46.4:12.8
divide by 2 on either side, 23.2:6.4, lets divide by 2 again 11.6:3.2, and again 5.8:1.6 and again 2.9:0.8, there is probably a easier way and faster way i like this way. :)
Looks like the person above has answered it in a simpler way. :)
