Finding the Fourth Proportional to 136,454,611.97, 204,703,080.45 and 57,671,450.81
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Solution
The fourth proportional to 136,454,611.97, 204,703,080.45 and 57,671,450.81 is: 86,516,120.37
Step by Step Solution
- Step 1: Write the proportion equation
136,454,611.97 : 204,703,080.45 = 57,671,450.81 : x - Step 2: Convert to fraction form
136,454,611.97/204,703,080.45 = 57,671,450.81/x - Step 3: Cross multiply
136,454,611.97x = 204,703,080.45 × 57,671,450.81 - Step 4: Simplify right side
136,454,611.97x = 11,805,523,635,092,812 - Step 5: Solve for x
x = 11,805,523,635,092,812/136,454,611.97 - Step 6: Final answer
x = 86,516,120.37
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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.