Home / 132,277,691.52-198,424,259.21-40,164,434.52

Finding the Fourth Proportional to 132,277,691.52, 198,424,259.21 and 40,164,434.52

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Solution

The fourth proportional to 132,277,691.52, 198,424,259.21 and 40,164,434.52 is: 60,248,996.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,277,691.52 : 198,424,259.21 = 40,164,434.52 : x
  2. Step 2: Convert to fraction form
    132,277,691.52/198,424,259.21 = 40,164,434.52/x
  3. Step 3: Cross multiply
    132,277,691.52x = 198,424,259.21 × 40,164,434.52
  4. Step 4: Simplify right side
    132,277,691.52x = 7,969,598,165,575,476
  5. Step 5: Solve for x
    x = 7,969,598,165,575,476/132,277,691.52
  6. Step 6: Final answer
    x = 60,248,996.44

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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.