Home / 12,673,729,942.28-19,010,568,786.06-7,150,480,687.88

Finding the Fourth Proportional to 12,673,729,942.28, 19,010,568,786.06 and 7,150,480,687.88

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Solution

The fourth proportional to 12,673,729,942.28, 19,010,568,786.06 and 7,150,480,687.88 is: 10,725,706,290.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,673,729,942.28 : 19,010,568,786.06 = 7,150,480,687.88 : x
  2. Step 2: Convert to fraction form
    12,673,729,942.28/19,010,568,786.06 = 7,150,480,687.88/x
  3. Step 3: Cross multiply
    12,673,729,942.28x = 19,010,568,786.06 × 7,150,480,687.88
  4. Step 4: Simplify right side
    12,673,729,942.28x = 135,934,704,970,336,370,688
  5. Step 5: Solve for x
    x = 135,934,704,970,336,370,688/12,673,729,942.28
  6. Step 6: Final answer
    x = 10,725,706,290.84

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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.