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Finding the Third Proportional to 42,458,691.38 and 92,866,859.44

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Solution

The third proportional to 42,458,691.38 and 92,866,859.44 is: 203,121,040.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,458,691.38 : 92,866,859.44 = 92,866,859.44 : x
  2. Step 2: Convert to fraction form
    42,458,691.38/92,866,859.44 = 92,866,859.44/x
  3. Step 3: Cross multiply
    42,458,691.38x = 92,866,859.44 × 92,866,859.44
  4. Step 4: Simplify right side
    42,458,691.38x = 8,624,253,581,784,383
  5. Step 5: Solve for x
    x = 8,624,253,581,784,383/42,458,691.38
  6. Step 6: Final answer
    x = 203,121,040.77

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.