Finding the Fourth Proportional to 102,241,568.79, 141,103,575.05 and 60,988,461.17
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Solution
The fourth proportional to 102,241,568.79, 141,103,575.05 and 60,988,461.17 is: 84,170,166.88
Step by Step Solution
- Step 1: Write the proportion equation
102,241,568.79 : 141,103,575.05 = 60,988,461.17 : x - Step 2: Convert to fraction form
102,241,568.79/141,103,575.05 = 60,988,461.17/x - Step 3: Cross multiply
102,241,568.79x = 141,103,575.05 × 60,988,461.17 - Step 4: Simplify right side
102,241,568.79x = 8,605,689,906,874,645 - Step 5: Solve for x
x = 8,605,689,906,874,645/102,241,568.79 - Step 6: Final answer
x = 84,170,166.88
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.