Home / 321,372,191.48-443,498,483.59-180,274,689.11

Finding the Fourth Proportional to 321,372,191.48, 443,498,483.59 and 180,274,689.11

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Solution

The fourth proportional to 321,372,191.48, 443,498,483.59 and 180,274,689.11 is: 248,781,796.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    321,372,191.48 : 443,498,483.59 = 180,274,689.11 : x
  2. Step 2: Convert to fraction form
    321,372,191.48/443,498,483.59 = 180,274,689.11/x
  3. Step 3: Cross multiply
    321,372,191.48x = 443,498,483.59 × 180,274,689.11
  4. Step 4: Simplify right side
    321,372,191.48x = 79,951,551,250,601,744
  5. Step 5: Solve for x
    x = 79,951,551,250,601,744/321,372,191.48
  6. Step 6: Final answer
    x = 248,781,796.84

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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.