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Finding the Third Proportional to 87,349,336.88 and 137,013,469.31

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Solution

The third proportional to 87,349,336.88 and 137,013,469.31 is: 214,915,092.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,349,336.88 : 137,013,469.31 = 137,013,469.31 : x
  2. Step 2: Convert to fraction form
    87,349,336.88/137,013,469.31 = 137,013,469.31/x
  3. Step 3: Cross multiply
    87,349,336.88x = 137,013,469.31 × 137,013,469.31
  4. Step 4: Simplify right side
    87,349,336.88x = 18,772,690,773,047,380
  5. Step 5: Solve for x
    x = 18,772,690,773,047,380/87,349,336.88
  6. Step 6: Final answer
    x = 214,915,092.03

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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.