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Finding the Third Proportional to 87,987,760 and 133,114,110

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Solution

The third proportional to 87,987,760 and 133,114,110 is: 201,384,445.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,987,760 : 133,114,110 = 133,114,110 : x
  2. Step 2: Convert to fraction form
    87,987,760/133,114,110 = 133,114,110/x
  3. Step 3: Cross multiply
    87,987,760x = 133,114,110 × 133,114,110
  4. Step 4: Simplify right side
    87,987,760x = 17,719,366,281,092,100
  5. Step 5: Solve for x
    x = 17,719,366,281,092,100/87,987,760
  6. Step 6: Final answer
    x = 201,384,445.76

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.