Home / 625,331,621.06-938,005,414.17-165,265,815.50

Finding the Fourth Proportional to 625,331,621.06, 938,005,414.17 and 165,265,815.50

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Solution

The fourth proportional to 625,331,621.06, 938,005,414.17 and 165,265,815.50 is: 247,900,832.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    625,331,621.06 : 938,005,414.17 = 165,265,815.50 : x
  2. Step 2: Convert to fraction form
    625,331,621.06/938,005,414.17 = 165,265,815.50/x
  3. Step 3: Cross multiply
    625,331,621.06x = 938,005,414.17 × 165,265,815.50
  4. Step 4: Simplify right side
    625,331,621.06x = 155,020,229,716,220,288
  5. Step 5: Solve for x
    x = 155,020,229,716,220,288/625,331,621.06
  6. Step 6: Final answer
    x = 247,900,832.93

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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.