Home / 327,335,864.95-491,068,479.78-120,076,200.46

Finding the Fourth Proportional to 327,335,864.95, 491,068,479.78 and 120,076,200.46

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Solution

The fourth proportional to 327,335,864.95, 491,068,479.78 and 120,076,200.46 is: 180,138,028.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,335,864.95 : 491,068,479.78 = 120,076,200.46 : x
  2. Step 2: Convert to fraction form
    327,335,864.95/491,068,479.78 = 120,076,200.46/x
  3. Step 3: Cross multiply
    327,335,864.95x = 491,068,479.78 × 120,076,200.46
  4. Step 4: Simplify right side
    327,335,864.95x = 58,965,637,217,650,728
  5. Step 5: Solve for x
    x = 58,965,637,217,650,728/327,335,864.95
  6. Step 6: Final answer
    x = 180,138,028.04

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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.