Home / 231,397,227.78-319,327,298.37-126,977,046.54

Finding the Fourth Proportional to 231,397,227.78, 319,327,298.37 and 126,977,046.54

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Solution

The fourth proportional to 231,397,227.78, 319,327,298.37 and 126,977,046.54 is: 175,227,843.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,397,227.78 : 319,327,298.37 = 126,977,046.54 : x
  2. Step 2: Convert to fraction form
    231,397,227.78/319,327,298.37 = 126,977,046.54/x
  3. Step 3: Cross multiply
    231,397,227.78x = 319,327,298.37 × 126,977,046.54
  4. Step 4: Simplify right side
    231,397,227.78x = 40,547,237,226,619,960
  5. Step 5: Solve for x
    x = 40,547,237,226,619,960/231,397,227.78
  6. Step 6: Final answer
    x = 175,227,843.55

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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.