Home / 462,837,142.71-694,253,806.20-167,663,147.04

Finding the Fourth Proportional to 462,837,142.71, 694,253,806.20 and 167,663,147.04

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Solution

The fourth proportional to 462,837,142.71, 694,253,806.20 and 167,663,147.04 is: 251,494,029.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    462,837,142.71 : 694,253,806.20 = 167,663,147.04 : x
  2. Step 2: Convert to fraction form
    462,837,142.71/694,253,806.20 = 167,663,147.04/x
  3. Step 3: Cross multiply
    462,837,142.71x = 694,253,806.20 × 167,663,147.04
  4. Step 4: Simplify right side
    462,837,142.71x = 116,400,777,991,990,272
  5. Step 5: Solve for x
    x = 116,400,777,991,990,272/462,837,142.71
  6. Step 6: Final answer
    x = 251,494,029.43

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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.