Home / 49,467,305.39-74,179,306.78-20,301,142.91

Finding the Fourth Proportional to 49,467,305.39, 74,179,306.78 and 20,301,142.91

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Solution

The fourth proportional to 49,467,305.39, 74,179,306.78 and 20,301,142.91 is: 30,442,828.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,467,305.39 : 74,179,306.78 = 20,301,142.91 : x
  2. Step 2: Convert to fraction form
    49,467,305.39/74,179,306.78 = 20,301,142.91/x
  3. Step 3: Cross multiply
    49,467,305.39x = 74,179,306.78 × 20,301,142.91
  4. Step 4: Simplify right side
    49,467,305.39x = 1,505,924,707,483,862.75
  5. Step 5: Solve for x
    x = 1,505,924,707,483,862.75/49,467,305.39
  6. Step 6: Final answer
    x = 30,442,828.77

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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.