Home / 352,512,824.20-528,769,236.30-214,560,363.40

Finding the Fourth Proportional to 352,512,824.20, 528,769,236.30 and 214,560,363.40

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Solution

The fourth proportional to 352,512,824.20, 528,769,236.30 and 214,560,363.40 is: 321,840,545.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,512,824.20 : 528,769,236.30 = 214,560,363.40 : x
  2. Step 2: Convert to fraction form
    352,512,824.20/528,769,236.30 = 214,560,363.40/x
  3. Step 3: Cross multiply
    352,512,824.20x = 528,769,236.30 × 214,560,363.40
  4. Step 4: Simplify right side
    352,512,824.20x = 113,452,919,495,268,480
  5. Step 5: Solve for x
    x = 113,452,919,495,268,480/352,512,824.20
  6. Step 6: Final answer
    x = 321,840,545.10

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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.