Home / 327,469,497.30-491,204,245.95-163,732,525.20

Finding the Fourth Proportional to 327,469,497.30, 491,204,245.95 and 163,732,525.20

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Solution

The fourth proportional to 327,469,497.30, 491,204,245.95 and 163,732,525.20 is: 245,598,787.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,469,497.30 : 491,204,245.95 = 163,732,525.20 : x
  2. Step 2: Convert to fraction form
    327,469,497.30/491,204,245.95 = 163,732,525.20/x
  3. Step 3: Cross multiply
    327,469,497.30x = 491,204,245.95 × 163,732,525.20
  4. Step 4: Simplify right side
    327,469,497.30x = 80,426,111,578,355,360
  5. Step 5: Solve for x
    x = 80,426,111,578,355,360/327,469,497.30
  6. Step 6: Final answer
    x = 245,598,787.80

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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.