Home / 393,286,613.76-589,958,264.14-150,949,517.76

Finding the Fourth Proportional to 393,286,613.76, 589,958,264.14 and 150,949,517.76

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Solution

The fourth proportional to 393,286,613.76, 589,958,264.14 and 150,949,517.76 is: 226,435,155.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    393,286,613.76 : 589,958,264.14 = 150,949,517.76 : x
  2. Step 2: Convert to fraction form
    393,286,613.76/589,958,264.14 = 150,949,517.76/x
  3. Step 3: Cross multiply
    393,286,613.76x = 589,958,264.14 × 150,949,517.76
  4. Step 4: Simplify right side
    393,286,613.76x = 89,053,915,470,459,696
  5. Step 5: Solve for x
    x = 89,053,915,470,459,696/393,286,613.76
  6. Step 6: Final answer
    x = 226,435,155.32

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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.