Home / 19,949,940,734.38-27,530,900,426.78-11,261,224,713.66

Finding the Fourth Proportional to 19,949,940,734.38, 27,530,900,426.78 and 11,261,224,713.66

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Solution

The fourth proportional to 19,949,940,734.38, 27,530,900,426.78 and 11,261,224,713.66 is: 15,540,480,064.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,949,940,734.38 : 27,530,900,426.78 = 11,261,224,713.66 : x
  2. Step 2: Convert to fraction form
    19,949,940,734.38/27,530,900,426.78 = 11,261,224,713.66/x
  3. Step 3: Cross multiply
    19,949,940,734.38x = 27,530,900,426.78 × 11,261,224,713.66
  4. Step 4: Simplify right side
    19,949,940,734.38x = 310,031,656,275,367,559,168
  5. Step 5: Solve for x
    x = 310,031,656,275,367,559,168/19,949,940,734.38
  6. Step 6: Final answer
    x = 15,540,480,064.74

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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.