Home / 218,222,752.13-327,377,249.37-80,049,642.16

Finding the Fourth Proportional to 218,222,752.13, 327,377,249.37 and 80,049,642.16

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Solution

The fourth proportional to 218,222,752.13, 327,377,249.37 and 80,049,642.16 is: 120,090,281.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,222,752.13 : 327,377,249.37 = 80,049,642.16 : x
  2. Step 2: Convert to fraction form
    218,222,752.13/327,377,249.37 = 80,049,642.16/x
  3. Step 3: Cross multiply
    218,222,752.13x = 327,377,249.37 × 80,049,642.16
  4. Step 4: Simplify right side
    218,222,752.13x = 26,206,431,661,756,700
  5. Step 5: Solve for x
    x = 26,206,431,661,756,700/218,222,752.13
  6. Step 6: Final answer
    x = 120,090,281.18

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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.