Home / 231,397,226.28-319,327,296.30-126,977,045.04

Finding the Fourth Proportional to 231,397,226.28, 319,327,296.30 and 126,977,045.04

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Solution

The fourth proportional to 231,397,226.28, 319,327,296.30 and 126,977,045.04 is: 175,227,841.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,397,226.28 : 319,327,296.30 = 126,977,045.04 : x
  2. Step 2: Convert to fraction form
    231,397,226.28/319,327,296.30 = 126,977,045.04/x
  3. Step 3: Cross multiply
    231,397,226.28x = 319,327,296.30 × 126,977,045.04
  4. Step 4: Simplify right side
    231,397,226.28x = 40,547,236,484,786,528
  5. Step 5: Solve for x
    x = 40,547,236,484,786,528/231,397,226.28
  6. Step 6: Final answer
    x = 175,227,841.48

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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.