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Finding the Third Proportional to 42,449,016 and 67,324,352

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Solution

The third proportional to 42,449,016 and 67,324,352 is: 106,776,759.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,449,016 : 67,324,352 = 67,324,352 : x
  2. Step 2: Convert to fraction form
    42,449,016/67,324,352 = 67,324,352/x
  3. Step 3: Cross multiply
    42,449,016x = 67,324,352 × 67,324,352
  4. Step 4: Simplify right side
    42,449,016x = 4,532,568,372,219,904
  5. Step 5: Solve for x
    x = 4,532,568,372,219,904/42,449,016
  6. Step 6: Final answer
    x = 106,776,759.49

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.