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Finding the Third Proportional to 87,307,134 and 136,958,934

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Solution

The third proportional to 87,307,134 and 136,958,934 is: 214,847,845.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,307,134 : 136,958,934 = 136,958,934 : x
  2. Step 2: Convert to fraction form
    87,307,134/136,958,934 = 136,958,934/x
  3. Step 3: Cross multiply
    87,307,134x = 136,958,934 × 136,958,934
  4. Step 4: Simplify right side
    87,307,134x = 18,757,749,602,416,356
  5. Step 5: Solve for x
    x = 18,757,749,602,416,356/87,307,134
  6. Step 6: Final answer
    x = 214,847,845.11

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.