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Finding the Third Proportional to 87,375,149 and 145,607,788

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Solution

The third proportional to 87,375,149 and 145,607,788 is: 242,650,549.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,375,149 : 145,607,788 = 145,607,788 : x
  2. Step 2: Convert to fraction form
    87,375,149/145,607,788 = 145,607,788/x
  3. Step 3: Cross multiply
    87,375,149x = 145,607,788 × 145,607,788
  4. Step 4: Simplify right side
    87,375,149x = 21,201,627,926,252,944
  5. Step 5: Solve for x
    x = 21,201,627,926,252,944/87,375,149
  6. Step 6: Final answer
    x = 242,650,549.60

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Why These Related Problems?

These problems maintain the same ratio (1.67) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.