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Finding the Third Proportional to 62,769,156 and 135,156,732

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Solution

The third proportional to 62,769,156 and 135,156,732 is: 291,024,180.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,769,156 : 135,156,732 = 135,156,732 : x
  2. Step 2: Convert to fraction form
    62,769,156/135,156,732 = 135,156,732/x
  3. Step 3: Cross multiply
    62,769,156x = 135,156,732 × 135,156,732
  4. Step 4: Simplify right side
    62,769,156x = 18,267,342,204,919,824
  5. Step 5: Solve for x
    x = 18,267,342,204,919,824/62,769,156
  6. Step 6: Final answer
    x = 291,024,180.81

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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.