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Finding the Third Proportional to 40,052,540 and 82,228,381

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Solution

The third proportional to 40,052,540 and 82,228,381 is: 168,815,926.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,052,540 : 82,228,381 = 82,228,381 : x
  2. Step 2: Convert to fraction form
    40,052,540/82,228,381 = 82,228,381/x
  3. Step 3: Cross multiply
    40,052,540x = 82,228,381 × 82,228,381
  4. Step 4: Simplify right side
    40,052,540x = 6,761,506,641,881,161
  5. Step 5: Solve for x
    x = 6,761,506,641,881,161/40,052,540
  6. Step 6: Final answer
    x = 168,815,926.33

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Why These Related Problems?

These problems maintain the same ratio (2.05) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.