Home / 330,715,828.80-496,073,743.20-254,188,324.80

Finding the Fourth Proportional to 330,715,828.80, 496,073,743.20 and 254,188,324.80

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Solution

The fourth proportional to 330,715,828.80, 496,073,743.20 and 254,188,324.80 is: 381,282,487.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,715,828.80 : 496,073,743.20 = 254,188,324.80 : x
  2. Step 2: Convert to fraction form
    330,715,828.80/496,073,743.20 = 254,188,324.80/x
  3. Step 3: Cross multiply
    330,715,828.80x = 496,073,743.20 × 254,188,324.80
  4. Step 4: Simplify right side
    330,715,828.80x = 126,096,153,761,273,392
  5. Step 5: Solve for x
    x = 126,096,153,761,273,392/330,715,828.80
  6. Step 6: Final answer
    x = 381,282,487.20

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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.