Home / 396,559,325.62-547,227,879.38-220,341,295.54

Finding the Fourth Proportional to 396,559,325.62, 547,227,879.38 and 220,341,295.54

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Solution

The fourth proportional to 396,559,325.62, 547,227,879.38 and 220,341,295.54 is: 304,057,658.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,559,325.62 : 547,227,879.38 = 220,341,295.54 : x
  2. Step 2: Convert to fraction form
    396,559,325.62/547,227,879.38 = 220,341,295.54/x
  3. Step 3: Cross multiply
    396,559,325.62x = 547,227,879.38 × 220,341,295.54
  4. Step 4: Simplify right side
    396,559,325.62x = 120,576,899,895,459,904
  5. Step 5: Solve for x
    x = 120,576,899,895,459,904/396,559,325.62
  6. Step 6: Final answer
    x = 304,057,658.23

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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.