Finding the Fourth Proportional to 135,258,928.64, 202,896,829.92 and 38,222,069.12
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Solution
The fourth proportional to 135,258,928.64, 202,896,829.92 and 38,222,069.12 is: 57,335,487.83
Step by Step Solution
- Step 1: Write the proportion equation
135,258,928.64 : 202,896,829.92 = 38,222,069.12 : x - Step 2: Convert to fraction form
135,258,928.64/202,896,829.92 = 38,222,069.12/x - Step 3: Cross multiply
135,258,928.64x = 202,896,829.92 × 38,222,069.12 - Step 4: Simplify right side
135,258,928.64x = 7,755,136,657,431,123 - Step 5: Solve for x
x = 7,755,136,657,431,123/135,258,928.64 - Step 6: Final answer
x = 57,335,487.83
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.