Home / 162,945,219.92-224,857,561.22-92,385,578.12

Finding the Fourth Proportional to 162,945,219.92, 224,857,561.22 and 92,385,578.12

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Solution

The fourth proportional to 162,945,219.92, 224,857,561.22 and 92,385,578.12 is: 127,488,218.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,945,219.92 : 224,857,561.22 = 92,385,578.12 : x
  2. Step 2: Convert to fraction form
    162,945,219.92/224,857,561.22 = 92,385,578.12/x
  3. Step 3: Cross multiply
    162,945,219.92x = 224,857,561.22 × 92,385,578.12
  4. Step 4: Simplify right side
    162,945,219.92x = 20,773,595,787,962,992
  5. Step 5: Solve for x
    x = 20,773,595,787,962,992/162,945,219.92
  6. Step 6: Final answer
    x = 127,488,218.42

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.