Home / 510,060,766.60-765,188,145.78-353,155,472.20

Finding the Fourth Proportional to 510,060,766.60, 765,188,145.78 and 353,155,472.20

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Solution

The fourth proportional to 510,060,766.60, 765,188,145.78 and 353,155,472.20 is: 529,800,366.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    510,060,766.60 : 765,188,145.78 = 353,155,472.20 : x
  2. Step 2: Convert to fraction form
    510,060,766.60/765,188,145.78 = 353,155,472.20/x
  3. Step 3: Cross multiply
    510,060,766.60x = 765,188,145.78 × 353,155,472.20
  4. Step 4: Simplify right side
    510,060,766.60x = 270,230,380,944,778,304
  5. Step 5: Solve for x
    x = 270,230,380,944,778,304/510,060,766.60
  6. Step 6: Final answer
    x = 529,800,366.23

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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.