Home / 383,238,082.90-574,857,124.35-221,491,062.10

Finding the Fourth Proportional to 383,238,082.90, 574,857,124.35 and 221,491,062.10

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Solution

The fourth proportional to 383,238,082.90, 574,857,124.35 and 221,491,062.10 is: 332,236,593.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,238,082.90 : 574,857,124.35 = 221,491,062.10 : x
  2. Step 2: Convert to fraction form
    383,238,082.90/574,857,124.35 = 221,491,062.10/x
  3. Step 3: Cross multiply
    383,238,082.90x = 574,857,124.35 × 221,491,062.10
  4. Step 4: Simplify right side
    383,238,082.90x = 127,325,715,028,033,280
  5. Step 5: Solve for x
    x = 127,325,715,028,033,280/383,238,082.90
  6. Step 6: Final answer
    x = 332,236,593.15

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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.