Home / 392,440,717.67-588,630,186.38-171,106,834.29

Finding the Fourth Proportional to 392,440,717.67, 588,630,186.38 and 171,106,834.29

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Solution

The fourth proportional to 392,440,717.67, 588,630,186.38 and 171,106,834.29 is: 256,646,783.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    392,440,717.67 : 588,630,186.38 = 171,106,834.29 : x
  2. Step 2: Convert to fraction form
    392,440,717.67/588,630,186.38 = 171,106,834.29/x
  3. Step 3: Cross multiply
    392,440,717.67x = 588,630,186.38 × 171,106,834.29
  4. Step 4: Simplify right side
    392,440,717.67x = 100,718,647,761,649,600
  5. Step 5: Solve for x
    x = 100,718,647,761,649,600/392,440,717.67
  6. Step 6: Final answer
    x = 256,646,783.13

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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.