Home / 149,468,092.80-224,202,139.20-68,689,060.80

Finding the Fourth Proportional to 149,468,092.80, 224,202,139.20 and 68,689,060.80

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Solution

The fourth proportional to 149,468,092.80, 224,202,139.20 and 68,689,060.80 is: 103,033,591.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,468,092.80 : 224,202,139.20 = 68,689,060.80 : x
  2. Step 2: Convert to fraction form
    149,468,092.80/224,202,139.20 = 68,689,060.80/x
  3. Step 3: Cross multiply
    149,468,092.80x = 224,202,139.20 × 68,689,060.80
  4. Step 4: Simplify right side
    149,468,092.80x = 15,400,234,370,998,862
  5. Step 5: Solve for x
    x = 15,400,234,370,998,862/149,468,092.80
  6. Step 6: Final answer
    x = 103,033,591.20

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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.