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Finding the Third Proportional to 80,773,992 and 125,309,508

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Solution

The third proportional to 80,773,992 and 125,309,508 is: 194,400,108.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,773,992 : 125,309,508 = 125,309,508 : x
  2. Step 2: Convert to fraction form
    80,773,992/125,309,508 = 125,309,508/x
  3. Step 3: Cross multiply
    80,773,992x = 125,309,508 × 125,309,508
  4. Step 4: Simplify right side
    80,773,992x = 15,702,472,795,202,064
  5. Step 5: Solve for x
    x = 15,702,472,795,202,064/80,773,992
  6. Step 6: Final answer
    x = 194,400,108.33

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.