Home / 224,004,393.54-309,194,385.84-129,942,310.86

Finding the Fourth Proportional to 224,004,393.54, 309,194,385.84 and 129,942,310.86

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Solution

The fourth proportional to 224,004,393.54, 309,194,385.84 and 129,942,310.86 is: 179,360,022.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,004,393.54 : 309,194,385.84 = 129,942,310.86 : x
  2. Step 2: Convert to fraction form
    224,004,393.54/309,194,385.84 = 129,942,310.86/x
  3. Step 3: Cross multiply
    224,004,393.54x = 309,194,385.84 × 129,942,310.86
  4. Step 4: Simplify right side
    224,004,393.54x = 40,177,433,000,988,056
  5. Step 5: Solve for x
    x = 40,177,433,000,988,056/224,004,393.54
  6. Step 6: Final answer
    x = 179,360,022.21

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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.