Home / 131,868,408.80-197,802,613.20-112,384,863.20

Finding the Fourth Proportional to 131,868,408.80, 197,802,613.20 and 112,384,863.20

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Solution

The fourth proportional to 131,868,408.80, 197,802,613.20 and 112,384,863.20 is: 168,577,294.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,868,408.80 : 197,802,613.20 = 112,384,863.20 : x
  2. Step 2: Convert to fraction form
    131,868,408.80/197,802,613.20 = 112,384,863.20/x
  3. Step 3: Cross multiply
    131,868,408.80x = 197,802,613.20 × 112,384,863.20
  4. Step 4: Simplify right side
    131,868,408.80x = 22,230,019,625,084,512
  5. Step 5: Solve for x
    x = 22,230,019,625,084,512/131,868,408.80
  6. Step 6: Final answer
    x = 168,577,294.80

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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.