Home / 426,166,263.88-639,278,264.22-149,783,876.44

Finding the Fourth Proportional to 426,166,263.88, 639,278,264.22 and 149,783,876.44

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Solution

The fourth proportional to 426,166,263.88, 639,278,264.22 and 149,783,876.44 is: 224,685,960.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,166,263.88 : 639,278,264.22 = 149,783,876.44 : x
  2. Step 2: Convert to fraction form
    426,166,263.88/639,278,264.22 = 149,783,876.44/x
  3. Step 3: Cross multiply
    426,166,263.88x = 639,278,264.22 × 149,783,876.44
  4. Step 4: Simplify right side
    426,166,263.88x = 95,753,576,538,706,160
  5. Step 5: Solve for x
    x = 95,753,576,538,706,160/426,166,263.88
  6. Step 6: Final answer
    x = 224,685,960.98

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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.