Home / 198,640,512,150.20-297,960,768,225.30-177,090,367,023.80

Finding the Fourth Proportional to 198,640,512,150.20, 297,960,768,225.30 and 177,090,367,023.80

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Solution

The fourth proportional to 198,640,512,150.20, 297,960,768,225.30 and 177,090,367,023.80 is: 265,635,550,535.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,640,512,150.20 : 297,960,768,225.30 = 177,090,367,023.80 : x
  2. Step 2: Convert to fraction form
    198,640,512,150.20/297,960,768,225.30 = 177,090,367,023.80/x
  3. Step 3: Cross multiply
    198,640,512,150.20x = 297,960,768,225.30 × 177,090,367,023.80
  4. Step 4: Simplify right side
    198,640,512,150.20x = 52,765,981,803,711,777,734,656
  5. Step 5: Solve for x
    x = 52,765,981,803,711,777,734,656/198,640,512,150.20
  6. Step 6: Final answer
    x = 265,635,550,535.70

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1.5x scale

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.