Home / 320,098,630.55-441,734,375.21-178,969,823.19

Finding the Fourth Proportional to 320,098,630.55, 441,734,375.21 and 178,969,823.19

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Solution

The fourth proportional to 320,098,630.55, 441,734,375.21 and 178,969,823.19 is: 246,977,385.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,098,630.55 : 441,734,375.21 = 178,969,823.19 : x
  2. Step 2: Convert to fraction form
    320,098,630.55/441,734,375.21 = 178,969,823.19/x
  3. Step 3: Cross multiply
    320,098,630.55x = 441,734,375.21 × 178,969,823.19
  4. Step 4: Simplify right side
    320,098,630.55x = 79,057,123,027,383,968
  5. Step 5: Solve for x
    x = 79,057,123,027,383,968/320,098,630.55
  6. Step 6: Final answer
    x = 246,977,385.98

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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.