Home / 80,253,193.78-120,175,433.57-52,876,488.05

Finding the Fourth Proportional to 80,253,193.78, 120,175,433.57 and 52,876,488.05

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Solution

The fourth proportional to 80,253,193.78, 120,175,433.57 and 52,876,488.05 is: 79,180,087.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,253,193.78 : 120,175,433.57 = 52,876,488.05 : x
  2. Step 2: Convert to fraction form
    80,253,193.78/120,175,433.57 = 52,876,488.05/x
  3. Step 3: Cross multiply
    80,253,193.78x = 120,175,433.57 × 52,876,488.05
  4. Step 4: Simplify right side
    80,253,193.78x = 6,354,454,877,067,673
  5. Step 5: Solve for x
    x = 6,354,454,877,067,673/80,253,193.78
  6. Step 6: Final answer
    x = 79,180,087.14

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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.