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Finding the Third Proportional to 80,495,972 and 125,526,920

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Solution

The third proportional to 80,495,972 and 125,526,920 is: 195,749,020.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,495,972 : 125,526,920 = 125,526,920 : x
  2. Step 2: Convert to fraction form
    80,495,972/125,526,920 = 125,526,920/x
  3. Step 3: Cross multiply
    80,495,972x = 125,526,920 × 125,526,920
  4. Step 4: Simplify right side
    80,495,972x = 15,757,007,644,686,400
  5. Step 5: Solve for x
    x = 15,757,007,644,686,400/80,495,972
  6. Step 6: Final answer
    x = 195,749,020.15

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.