Home / 498,329,789.70-747,494,684.55-239,482,593.30

Finding the Fourth Proportional to 498,329,789.70, 747,494,684.55 and 239,482,593.30

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Solution

The fourth proportional to 498,329,789.70, 747,494,684.55 and 239,482,593.30 is: 359,223,889.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    498,329,789.70 : 747,494,684.55 = 239,482,593.30 : x
  2. Step 2: Convert to fraction form
    498,329,789.70/747,494,684.55 = 239,482,593.30/x
  3. Step 3: Cross multiply
    498,329,789.70x = 747,494,684.55 × 239,482,593.30
  4. Step 4: Simplify right side
    498,329,789.70x = 179,011,965,533,999,456
  5. Step 5: Solve for x
    x = 179,011,965,533,999,456/498,329,789.70
  6. Step 6: Final answer
    x = 359,223,889.95

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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.