Home / 363,876,278.40-545,442,408.90-179,359,963.20

Finding the Fourth Proportional to 363,876,278.40, 545,442,408.90 and 179,359,963.20

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Solution

The fourth proportional to 363,876,278.40, 545,442,408.90 and 179,359,963.20 is: 268,856,576.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,876,278.40 : 545,442,408.90 = 179,359,963.20 : x
  2. Step 2: Convert to fraction form
    363,876,278.40/545,442,408.90 = 179,359,963.20/x
  3. Step 3: Cross multiply
    363,876,278.40x = 545,442,408.90 × 179,359,963.20
  4. Step 4: Simplify right side
    363,876,278.40x = 97,830,530,388,023,344
  5. Step 5: Solve for x
    x = 97,830,530,388,023,344/363,876,278.40
  6. Step 6: Final answer
    x = 268,856,576.25

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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.