Home / 265,738,517.70-398,607,776.55-156,451,503.30

Finding the Fourth Proportional to 265,738,517.70, 398,607,776.55 and 156,451,503.30

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Solution

The fourth proportional to 265,738,517.70, 398,607,776.55 and 156,451,503.30 is: 234,677,254.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,738,517.70 : 398,607,776.55 = 156,451,503.30 : x
  2. Step 2: Convert to fraction form
    265,738,517.70/398,607,776.55 = 156,451,503.30/x
  3. Step 3: Cross multiply
    265,738,517.70x = 398,607,776.55 × 156,451,503.30
  4. Step 4: Simplify right side
    265,738,517.70x = 62,362,785,868,317,992
  5. Step 5: Solve for x
    x = 62,362,785,868,317,992/265,738,517.70
  6. Step 6: Final answer
    x = 234,677,254.95

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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.