Home / 383,238,083.40-574,857,125.10-221,491,062.60

Finding the Fourth Proportional to 383,238,083.40, 574,857,125.10 and 221,491,062.60

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Solution

The fourth proportional to 383,238,083.40, 574,857,125.10 and 221,491,062.60 is: 332,236,593.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,238,083.40 : 574,857,125.10 = 221,491,062.60 : x
  2. Step 2: Convert to fraction form
    383,238,083.40/574,857,125.10 = 221,491,062.60/x
  3. Step 3: Cross multiply
    383,238,083.40x = 574,857,125.10 × 221,491,062.60
  4. Step 4: Simplify right side
    383,238,083.40x = 127,325,715,481,580,128
  5. Step 5: Solve for x
    x = 127,325,715,481,580,128/383,238,083.40
  6. Step 6: Final answer
    x = 332,236,593.90

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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.