Home / 18,752,512,752.60-25,877,517,250.86-11,131,884,396.24

Finding the Fourth Proportional to 18,752,512,752.60, 25,877,517,250.86 and 11,131,884,396.24

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Solution

The fourth proportional to 18,752,512,752.60, 25,877,517,250.86 and 11,131,884,396.24 is: 15,361,436,320.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,752,512,752.60 : 25,877,517,250.86 = 11,131,884,396.24 : x
  2. Step 2: Convert to fraction form
    18,752,512,752.60/25,877,517,250.86 = 11,131,884,396.24/x
  3. Step 3: Cross multiply
    18,752,512,752.60x = 25,877,517,250.86 × 11,131,884,396.24
  4. Step 4: Simplify right side
    18,752,512,752.60x = 288,065,530,498,279,866,368
  5. Step 5: Solve for x
    x = 288,065,530,498,279,866,368/18,752,512,752.60
  6. Step 6: Final answer
    x = 15,361,436,320.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.