Home / 400,132,897.98-600,115,366.17-112,851,377.34

Finding the Fourth Proportional to 400,132,897.98, 600,115,366.17 and 112,851,377.34

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Solution

The fourth proportional to 400,132,897.98, 600,115,366.17 and 112,851,377.34 is: 169,253,380.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    400,132,897.98 : 600,115,366.17 = 112,851,377.34 : x
  2. Step 2: Convert to fraction form
    400,132,897.98/600,115,366.17 = 112,851,377.34/x
  3. Step 3: Cross multiply
    400,132,897.98x = 600,115,366.17 × 112,851,377.34
  4. Step 4: Simplify right side
    400,132,897.98x = 67,723,845,635,182,936
  5. Step 5: Solve for x
    x = 67,723,845,635,182,936/400,132,897.98
  6. Step 6: Final answer
    x = 169,253,380.51

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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.