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Finding the Third Proportional to 57,717,154 and 126,977,537

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Solution

The third proportional to 57,717,154 and 126,977,537 is: 279,350,137.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,717,154 : 126,977,537 = 126,977,537 : x
  2. Step 2: Convert to fraction form
    57,717,154/126,977,537 = 126,977,537/x
  3. Step 3: Cross multiply
    57,717,154x = 126,977,537 × 126,977,537
  4. Step 4: Simplify right side
    57,717,154x = 16,123,294,902,586,368
  5. Step 5: Solve for x
    x = 16,123,294,902,586,368/57,717,154
  6. Step 6: Final answer
    x = 279,350,137.44

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.