Home / 508,300,793.40-762,451,190.10-353,332,597.80

Finding the Fourth Proportional to 508,300,793.40, 762,451,190.10 and 353,332,597.80

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Solution

The fourth proportional to 508,300,793.40, 762,451,190.10 and 353,332,597.80 is: 529,998,896.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    508,300,793.40 : 762,451,190.10 = 353,332,597.80 : x
  2. Step 2: Convert to fraction form
    508,300,793.40/762,451,190.10 = 353,332,597.80/x
  3. Step 3: Cross multiply
    508,300,793.40x = 762,451,190.10 × 353,332,597.80
  4. Step 4: Simplify right side
    508,300,793.40x = 269,398,859,693,734,656
  5. Step 5: Solve for x
    x = 269,398,859,693,734,656/508,300,793.40
  6. Step 6: Final answer
    x = 529,998,896.70

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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.