Home / 396,828,598.20-547,625,593.24-218,224,001.27

Finding the Fourth Proportional to 396,828,598.20, 547,625,593.24 and 218,224,001.27

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Solution

The fourth proportional to 396,828,598.20, 547,625,593.24 and 218,224,001.27 is: 301,150,291.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,828,598.20 : 547,625,593.24 = 218,224,001.27 : x
  2. Step 2: Convert to fraction form
    396,828,598.20/547,625,593.24 = 218,224,001.27/x
  3. Step 3: Cross multiply
    396,828,598.20x = 547,625,593.24 × 218,224,001.27
  4. Step 4: Simplify right side
    396,828,598.20x = 119,505,048,156,744,544
  5. Step 5: Solve for x
    x = 119,505,048,156,744,544/396,828,598.20
  6. Step 6: Final answer
    x = 301,150,291.84

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.