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Finding the Third Proportional to 55,560,609 and 119,654,877

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Solution

The third proportional to 55,560,609 and 119,654,877 is: 257,687,772.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,560,609 : 119,654,877 = 119,654,877 : x
  2. Step 2: Convert to fraction form
    55,560,609/119,654,877 = 119,654,877/x
  3. Step 3: Cross multiply
    55,560,609x = 119,654,877 × 119,654,877
  4. Step 4: Simplify right side
    55,560,609x = 14,317,289,589,885,128
  5. Step 5: Solve for x
    x = 14,317,289,589,885,128/55,560,609
  6. Step 6: Final answer
    x = 257,687,772.82

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.