Home / 109,181,939.46-163,718,146.71-36,373,122.78

Finding the Fourth Proportional to 109,181,939.46, 163,718,146.71 and 36,373,122.78

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Solution

The fourth proportional to 109,181,939.46, 163,718,146.71 and 36,373,122.78 is: 54,541,440.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,181,939.46 : 163,718,146.71 = 36,373,122.78 : x
  2. Step 2: Convert to fraction form
    109,181,939.46/163,718,146.71 = 36,373,122.78/x
  3. Step 3: Cross multiply
    109,181,939.46x = 163,718,146.71 × 36,373,122.78
  4. Step 4: Simplify right side
    109,181,939.46x = 5,954,940,251,596,884
  5. Step 5: Solve for x
    x = 5,954,940,251,596,884/109,181,939.46
  6. Step 6: Final answer
    x = 54,541,440.47

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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.