Home / 181,279,403.20-271,919,104.80-156,620,540.80

Finding the Fourth Proportional to 181,279,403.20, 271,919,104.80 and 156,620,540.80

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Solution

The fourth proportional to 181,279,403.20, 271,919,104.80 and 156,620,540.80 is: 234,930,811.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,279,403.20 : 271,919,104.80 = 156,620,540.80 : x
  2. Step 2: Convert to fraction form
    181,279,403.20/271,919,104.80 = 156,620,540.80/x
  3. Step 3: Cross multiply
    181,279,403.20x = 271,919,104.80 × 156,620,540.80
  4. Step 4: Simplify right side
    181,279,403.20x = 42,588,117,247,627,880
  5. Step 5: Solve for x
    x = 42,588,117,247,627,880/181,279,403.20
  6. Step 6: Final answer
    x = 234,930,811.20

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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.