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Finding the Third Proportional to 38,571,555 and 80,338,398

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Solution

The third proportional to 38,571,555 and 80,338,398 is: 167,332,071.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,571,555 : 80,338,398 = 80,338,398 : x
  2. Step 2: Convert to fraction form
    38,571,555/80,338,398 = 80,338,398/x
  3. Step 3: Cross multiply
    38,571,555x = 80,338,398 × 80,338,398
  4. Step 4: Simplify right side
    38,571,555x = 6,454,258,193,206,404
  5. Step 5: Solve for x
    x = 6,454,258,193,206,404/38,571,555
  6. Step 6: Final answer
    x = 167,332,071.35

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.