The fraction 16/12 can be simplified by dividing both the numerator and denominator by their greatest common factor, which is 4.
16/12 = (4 x 4) / (4 x 3) = 4/3
Therefore, 16:12 is equivalent to the ratio 4:3. Expressed as a decimal, the ratio 4:3 is 1.33 (rounded to two decimal places).