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Finding the Fourth Proportional to 224,453,862.60, 336,680,793.90 and 211,982,713.80

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Solution

The fourth proportional to 224,453,862.60, 336,680,793.90 and 211,982,713.80 is: 317,974,070.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,453,862.60 : 336,680,793.90 = 211,982,713.80 : x
  2. Step 2: Convert to fraction form
    224,453,862.60/336,680,793.90 = 211,982,713.80/x
  3. Step 3: Cross multiply
    224,453,862.60x = 336,680,793.90 × 211,982,713.80
  4. Step 4: Simplify right side
    224,453,862.60x = 71,370,508,375,260,488
  5. Step 5: Solve for x
    x = 71,370,508,375,260,488/224,453,862.60
  6. Step 6: Final answer
    x = 317,974,070.70

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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.