Home / 392,718,204.60-589,077,306.90-174,136,521.30

Finding the Fourth Proportional to 392,718,204.60, 589,077,306.90 and 174,136,521.30

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Solution

The fourth proportional to 392,718,204.60, 589,077,306.90 and 174,136,521.30 is: 261,204,781.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    392,718,204.60 : 589,077,306.90 = 174,136,521.30 : x
  2. Step 2: Convert to fraction form
    392,718,204.60/589,077,306.90 = 174,136,521.30/x
  3. Step 3: Cross multiply
    392,718,204.60x = 589,077,306.90 × 174,136,521.30
  4. Step 4: Simplify right side
    392,718,204.60x = 102,579,873,000,338,496
  5. Step 5: Solve for x
    x = 102,579,873,000,338,496/392,718,204.60
  6. Step 6: Final answer
    x = 261,204,781.95

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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.