Home / 393,286,613.75-589,958,264.15-150,949,517.75

Finding the Fourth Proportional to 393,286,613.75, 589,958,264.15 and 150,949,517.75

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Solution

The fourth proportional to 393,286,613.75, 589,958,264.15 and 150,949,517.75 is: 226,435,155.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    393,286,613.75 : 589,958,264.15 = 150,949,517.75 : x
  2. Step 2: Convert to fraction form
    393,286,613.75/589,958,264.15 = 150,949,517.75/x
  3. Step 3: Cross multiply
    393,286,613.75x = 589,958,264.15 × 150,949,517.75
  4. Step 4: Simplify right side
    393,286,613.75x = 89,053,915,466,069,616
  5. Step 5: Solve for x
    x = 89,053,915,466,069,616/393,286,613.75
  6. Step 6: Final answer
    x = 226,435,155.31

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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.