Home / 499,285,231.70-747,468,033.15-355,957,999.70

Finding the Fourth Proportional to 499,285,231.70, 747,468,033.15 and 355,957,999.70

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Solution

The fourth proportional to 499,285,231.70, 747,468,033.15 and 355,957,999.70 is: 532,896,246.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    499,285,231.70 : 747,468,033.15 = 355,957,999.70 : x
  2. Step 2: Convert to fraction form
    499,285,231.70/747,468,033.15 = 355,957,999.70/x
  3. Step 3: Cross multiply
    499,285,231.70x = 747,468,033.15 × 355,957,999.70
  4. Step 4: Simplify right side
    499,285,231.70x = 266,067,225,919,767,264
  5. Step 5: Solve for x
    x = 266,067,225,919,767,264/499,285,231.70
  6. Step 6: Final answer
    x = 532,896,246.53

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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.