Home / 218,222,752.62-327,377,250.12-80,049,642.66

Finding the Fourth Proportional to 218,222,752.62, 327,377,250.12 and 80,049,642.66

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Solution

The fourth proportional to 218,222,752.62, 327,377,250.12 and 80,049,642.66 is: 120,090,281.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,222,752.62 : 327,377,250.12 = 80,049,642.66 : x
  2. Step 2: Convert to fraction form
    218,222,752.62/327,377,250.12 = 80,049,642.66/x
  3. Step 3: Cross multiply
    218,222,752.62x = 327,377,250.12 × 80,049,642.66
  4. Step 4: Simplify right side
    218,222,752.62x = 26,206,431,887,119,440
  5. Step 5: Solve for x
    x = 26,206,431,887,119,440/218,222,752.62
  6. Step 6: Final answer
    x = 120,090,281.94

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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.