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Finding the Third Proportional to 87,634,414 and 136,230,621

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Solution

The third proportional to 87,634,414 and 136,230,621 is: 211,775,046.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,634,414 : 136,230,621 = 136,230,621 : x
  2. Step 2: Convert to fraction form
    87,634,414/136,230,621 = 136,230,621/x
  3. Step 3: Cross multiply
    87,634,414x = 136,230,621 × 136,230,621
  4. Step 4: Simplify right side
    87,634,414x = 18,558,782,098,045,640
  5. Step 5: Solve for x
    x = 18,558,782,098,045,640/87,634,414
  6. Step 6: Final answer
    x = 211,775,046.48

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.