Home / 231,463,218.28-319,418,817.06-132,345,826.96

Finding the Fourth Proportional to 231,463,218.28, 319,418,817.06 and 132,345,826.96

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Solution

The fourth proportional to 231,463,218.28, 319,418,817.06 and 132,345,826.96 is: 182,636,998.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,463,218.28 : 319,418,817.06 = 132,345,826.96 : x
  2. Step 2: Convert to fraction form
    231,463,218.28/319,418,817.06 = 132,345,826.96/x
  3. Step 3: Cross multiply
    231,463,218.28x = 319,418,817.06 × 132,345,826.96
  4. Step 4: Simplify right side
    231,463,218.28x = 42,273,747,490,390,656
  5. Step 5: Solve for x
    x = 42,273,747,490,390,656/231,463,218.28
  6. Step 6: Final answer
    x = 182,636,998.68

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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.