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Finding the Third Proportional to 68,625,963 and 150,854,580

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Solution

The third proportional to 68,625,963 and 150,854,580 is: 331,610,709.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,625,963 : 150,854,580 = 150,854,580 : x
  2. Step 2: Convert to fraction form
    68,625,963/150,854,580 = 150,854,580/x
  3. Step 3: Cross multiply
    68,625,963x = 150,854,580 × 150,854,580
  4. Step 4: Simplify right side
    68,625,963x = 22,757,104,306,976,400
  5. Step 5: Solve for x
    x = 22,757,104,306,976,400/68,625,963
  6. Step 6: Final answer
    x = 331,610,709.89

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.