Home / 265,382,961.28-398,253,803.22-92,861,269.36

Finding the Fourth Proportional to 265,382,961.28, 398,253,803.22 and 92,861,269.36

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Solution

The fourth proportional to 265,382,961.28, 398,253,803.22 and 92,861,269.36 is: 139,354,665.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,382,961.28 : 398,253,803.22 = 92,861,269.36 : x
  2. Step 2: Convert to fraction form
    265,382,961.28/398,253,803.22 = 92,861,269.36/x
  3. Step 3: Cross multiply
    265,382,961.28x = 398,253,803.22 × 92,861,269.36
  4. Step 4: Simplify right side
    265,382,961.28x = 36,982,353,694,456,856
  5. Step 5: Solve for x
    x = 36,982,353,694,456,856/265,382,961.28
  6. Step 6: Final answer
    x = 139,354,665.11

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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.