Home / 498,204,516.30-747,306,774.45-221,855,196.30

Finding the Fourth Proportional to 498,204,516.30, 747,306,774.45 and 221,855,196.30

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Solution

The fourth proportional to 498,204,516.30, 747,306,774.45 and 221,855,196.30 is: 332,782,794.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    498,204,516.30 : 747,306,774.45 = 221,855,196.30 : x
  2. Step 2: Convert to fraction form
    498,204,516.30/747,306,774.45 = 221,855,196.30/x
  3. Step 3: Cross multiply
    498,204,516.30x = 747,306,774.45 × 221,855,196.30
  4. Step 4: Simplify right side
    498,204,516.30x = 165,793,891,141,924,608
  5. Step 5: Solve for x
    x = 165,793,891,141,924,608/498,204,516.30
  6. Step 6: Final answer
    x = 332,782,794.45

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Double scale
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Similar ratio
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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.