Home / 330,844,564.20-496,266,846.30-100,813,279.80

Finding the Fourth Proportional to 330,844,564.20, 496,266,846.30 and 100,813,279.80

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Solution

The fourth proportional to 330,844,564.20, 496,266,846.30 and 100,813,279.80 is: 151,219,919.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,844,564.20 : 496,266,846.30 = 100,813,279.80 : x
  2. Step 2: Convert to fraction form
    330,844,564.20/496,266,846.30 = 100,813,279.80/x
  3. Step 3: Cross multiply
    330,844,564.20x = 496,266,846.30 × 100,813,279.80
  4. Step 4: Simplify right side
    330,844,564.20x = 50,030,288,431,505,496
  5. Step 5: Solve for x
    x = 50,030,288,431,505,496/330,844,564.20
  6. Step 6: Final answer
    x = 151,219,919.70

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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.