Home / 327,335,846.69-491,068,452.39-120,076,182.20

Finding the Fourth Proportional to 327,335,846.69, 491,068,452.39 and 120,076,182.20

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Solution

The fourth proportional to 327,335,846.69, 491,068,452.39 and 120,076,182.20 is: 180,138,000.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,335,846.69 : 491,068,452.39 = 120,076,182.20 : x
  2. Step 2: Convert to fraction form
    327,335,846.69/491,068,452.39 = 120,076,182.20/x
  3. Step 3: Cross multiply
    327,335,846.69x = 491,068,452.39 × 120,076,182.20
  4. Step 4: Simplify right side
    327,335,846.69x = 58,965,624,962,631,056
  5. Step 5: Solve for x
    x = 58,965,624,962,631,056/327,335,846.69
  6. Step 6: Final answer
    x = 180,138,000.65

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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.