Home / 198,640,512,151.20-297,960,768,226.80-177,090,367,024.80

Finding the Fourth Proportional to 198,640,512,151.20, 297,960,768,226.80 and 177,090,367,024.80

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Solution

The fourth proportional to 198,640,512,151.20, 297,960,768,226.80 and 177,090,367,024.80 is: 265,635,550,537.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,640,512,151.20 : 297,960,768,226.80 = 177,090,367,024.80 : x
  2. Step 2: Convert to fraction form
    198,640,512,151.20/297,960,768,226.80 = 177,090,367,024.80/x
  3. Step 3: Cross multiply
    198,640,512,151.20x = 297,960,768,226.80 × 177,090,367,024.80
  4. Step 4: Simplify right side
    198,640,512,151.20x = 52,765,981,804,275,374,751,744
  5. Step 5: Solve for x
    x = 52,765,981,804,275,374,751,744/198,640,512,151.20
  6. Step 6: Final answer
    x = 265,635,550,537.20

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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.