Home / 82,262,430.60-123,393,645.90-41,951,646.60

Finding the Fourth Proportional to 82,262,430.60, 123,393,645.90 and 41,951,646.60

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Solution

The fourth proportional to 82,262,430.60, 123,393,645.90 and 41,951,646.60 is: 62,927,469.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,262,430.60 : 123,393,645.90 = 41,951,646.60 : x
  2. Step 2: Convert to fraction form
    82,262,430.60/123,393,645.90 = 41,951,646.60/x
  3. Step 3: Cross multiply
    82,262,430.60x = 123,393,645.90 × 41,951,646.60
  4. Step 4: Simplify right side
    82,262,430.60x = 5,176,566,625,482,339
  5. Step 5: Solve for x
    x = 5,176,566,625,482,339/82,262,430.60
  6. Step 6: Final answer
    x = 62,927,469.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.