Home / 178,517,161.91-267,653,496.38-90,909,094.84

Finding the Fourth Proportional to 178,517,161.91, 267,653,496.38 and 90,909,094.84

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Solution

The fourth proportional to 178,517,161.91, 267,653,496.38 and 90,909,094.84 is: 136,301,388.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,517,161.91 : 267,653,496.38 = 90,909,094.84 : x
  2. Step 2: Convert to fraction form
    178,517,161.91/267,653,496.38 = 90,909,094.84/x
  3. Step 3: Cross multiply
    178,517,161.91x = 267,653,496.38 × 90,909,094.84
  4. Step 4: Simplify right side
    178,517,161.91x = 24,332,137,085,543,340
  5. Step 5: Solve for x
    x = 24,332,137,085,543,340/178,517,161.91
  6. Step 6: Final answer
    x = 136,301,388.76

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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.