Home / 383,238,033.40-574,857,050.10-221,491,012.60

Finding the Fourth Proportional to 383,238,033.40, 574,857,050.10 and 221,491,012.60

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Solution

The fourth proportional to 383,238,033.40, 574,857,050.10 and 221,491,012.60 is: 332,236,518.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,238,033.40 : 574,857,050.10 = 221,491,012.60 : x
  2. Step 2: Convert to fraction form
    383,238,033.40/574,857,050.10 = 221,491,012.60/x
  3. Step 3: Cross multiply
    383,238,033.40x = 574,857,050.10 × 221,491,012.60
  4. Step 4: Simplify right side
    383,238,033.40x = 127,325,670,126,897,936
  5. Step 5: Solve for x
    x = 127,325,670,126,897,936/383,238,033.40
  6. Step 6: Final answer
    x = 332,236,518.90

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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.