Home / 327,335,858.76-491,068,470.49-120,076,194.27

Finding the Fourth Proportional to 327,335,858.76, 491,068,470.49 and 120,076,194.27

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Solution

The fourth proportional to 327,335,858.76, 491,068,470.49 and 120,076,194.27 is: 180,138,018.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,335,858.76 : 491,068,470.49 = 120,076,194.27 : x
  2. Step 2: Convert to fraction form
    327,335,858.76/491,068,470.49 = 120,076,194.27/x
  3. Step 3: Cross multiply
    327,335,858.76x = 491,068,470.49 × 120,076,194.27
  4. Step 4: Simplify right side
    327,335,858.76x = 58,965,633,060,273,848
  5. Step 5: Solve for x
    x = 58,965,633,060,273,848/327,335,858.76
  6. Step 6: Final answer
    x = 180,138,018.74

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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.