Home / 426,384,370.78-588,414,487.49-250,175,363.74

Finding the Fourth Proportional to 426,384,370.78, 588,414,487.49 and 250,175,363.74

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Solution

The fourth proportional to 426,384,370.78, 588,414,487.49 and 250,175,363.74 is: 345,244,381.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,384,370.78 : 588,414,487.49 = 250,175,363.74 : x
  2. Step 2: Convert to fraction form
    426,384,370.78/588,414,487.49 = 250,175,363.74/x
  3. Step 3: Cross multiply
    426,384,370.78x = 588,414,487.49 × 250,175,363.74
  4. Step 4: Simplify right side
    426,384,370.78x = 147,206,808,435,912,672
  5. Step 5: Solve for x
    x = 147,206,808,435,912,672/426,384,370.78
  6. Step 6: Final answer
    x = 345,244,381.65

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.