Home / 171,373,219.38-256,880,433.33-71,719,960.65

Finding the Fourth Proportional to 171,373,219.38, 256,880,433.33 and 71,719,960.65

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Solution

The fourth proportional to 171,373,219.38, 256,880,433.33 and 71,719,960.65 is: 107,504,863.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,373,219.38 : 256,880,433.33 = 71,719,960.65 : x
  2. Step 2: Convert to fraction form
    171,373,219.38/256,880,433.33 = 71,719,960.65/x
  3. Step 3: Cross multiply
    171,373,219.38x = 256,880,433.33 × 71,719,960.65
  4. Step 4: Simplify right side
    171,373,219.38x = 18,423,454,570,182,552
  5. Step 5: Solve for x
    x = 18,423,454,570,182,552/171,373,219.38
  6. Step 6: Final answer
    x = 107,504,863.58

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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.