Home / 321,372,199.20-443,498,494.26-180,274,696.86

Finding the Fourth Proportional to 321,372,199.20, 443,498,494.26 and 180,274,696.86

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Solution

The fourth proportional to 321,372,199.20, 443,498,494.26 and 180,274,696.86 is: 248,781,807.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    321,372,199.20 : 443,498,494.26 = 180,274,696.86 : x
  2. Step 2: Convert to fraction form
    321,372,199.20/443,498,494.26 = 180,274,696.86/x
  3. Step 3: Cross multiply
    321,372,199.20x = 443,498,494.26 × 180,274,696.86
  4. Step 4: Simplify right side
    321,372,199.20x = 79,951,556,610,587,952
  5. Step 5: Solve for x
    x = 79,951,556,610,587,952/321,372,199.20
  6. Step 6: Final answer
    x = 248,781,807.54

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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.