Home / 74,604,590.97-111,901,640.48-27,909,167.86

Finding the Fourth Proportional to 74,604,590.97, 111,901,640.48 and 27,909,167.86

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Solution

The fourth proportional to 74,604,590.97, 111,901,640.48 and 27,909,167.86 is: 41,861,789.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,604,590.97 : 111,901,640.48 = 27,909,167.86 : x
  2. Step 2: Convert to fraction form
    74,604,590.97/111,901,640.48 = 27,909,167.86/x
  3. Step 3: Cross multiply
    74,604,590.97x = 111,901,640.48 × 27,909,167.86
  4. Step 4: Simplify right side
    74,604,590.97x = 3,123,081,667,965,691
  5. Step 5: Solve for x
    x = 3,123,081,667,965,691/74,604,590.97
  6. Step 6: Final answer
    x = 41,861,789.30

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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.