Home / 373,455,926.70-559,805,976.45-220,023,005.10

Finding the Fourth Proportional to 373,455,926.70, 559,805,976.45 and 220,023,005.10

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Solution

The fourth proportional to 373,455,926.70, 559,805,976.45 and 220,023,005.10 is: 329,811,858.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,455,926.70 : 559,805,976.45 = 220,023,005.10 : x
  2. Step 2: Convert to fraction form
    373,455,926.70/559,805,976.45 = 220,023,005.10/x
  3. Step 3: Cross multiply
    373,455,926.70x = 559,805,976.45 × 220,023,005.10
  4. Step 4: Simplify right side
    373,455,926.70x = 123,170,193,211,468,832
  5. Step 5: Solve for x
    x = 123,170,193,211,468,832/373,455,926.70
  6. Step 6: Final answer
    x = 329,811,858.39

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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.