Home / 230,975,301.66-318,667,446.72-131,784,791.46

Finding the Fourth Proportional to 230,975,301.66, 318,667,446.72 and 131,784,791.46

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Solution

The fourth proportional to 230,975,301.66, 318,667,446.72 and 131,784,791.46 is: 181,818,240.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,975,301.66 : 318,667,446.72 = 131,784,791.46 : x
  2. Step 2: Convert to fraction form
    230,975,301.66/318,667,446.72 = 131,784,791.46/x
  3. Step 3: Cross multiply
    230,975,301.66x = 318,667,446.72 × 131,784,791.46
  4. Step 4: Simplify right side
    230,975,301.66x = 41,995,523,009,890,864
  5. Step 5: Solve for x
    x = 41,995,523,009,890,864/230,975,301.66
  6. Step 6: Final answer
    x = 181,818,240.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.