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Finding the Third Proportional to 87,987,609.75 and 133,113,884.63

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Solution

The third proportional to 87,987,609.75 and 133,113,884.63 is: 201,384,107.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,987,609.75 : 133,113,884.63 = 133,113,884.63 : x
  2. Step 2: Convert to fraction form
    87,987,609.75/133,113,884.63 = 133,113,884.63/x
  3. Step 3: Cross multiply
    87,987,609.75x = 133,113,884.63 × 133,113,884.63
  4. Step 4: Simplify right side
    87,987,609.75x = 17,719,306,279,957,812
  5. Step 5: Solve for x
    x = 17,719,306,279,957,812/87,987,609.75
  6. Step 6: Final answer
    x = 201,384,107.72

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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.