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Finding the Fourth Proportional to 265,752,800.40, 398,629,200.60 and 244,253,715.60

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Solution

The fourth proportional to 265,752,800.40, 398,629,200.60 and 244,253,715.60 is: 366,380,573.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,752,800.40 : 398,629,200.60 = 244,253,715.60 : x
  2. Step 2: Convert to fraction form
    265,752,800.40/398,629,200.60 = 244,253,715.60/x
  3. Step 3: Cross multiply
    265,752,800.40x = 398,629,200.60 × 244,253,715.60
  4. Step 4: Simplify right side
    265,752,800.40x = 97,366,663,393,207,760
  5. Step 5: Solve for x
    x = 97,366,663,393,207,760/265,752,800.40
  6. Step 6: Final answer
    x = 366,380,573.40

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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.