Home / 12,483,313,198.20-18,724,969,797.30-11,340,502,471.80

Finding the Fourth Proportional to 12,483,313,198.20, 18,724,969,797.30 and 11,340,502,471.80

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Solution

The fourth proportional to 12,483,313,198.20, 18,724,969,797.30 and 11,340,502,471.80 is: 17,010,753,707.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,483,313,198.20 : 18,724,969,797.30 = 11,340,502,471.80 : x
  2. Step 2: Convert to fraction form
    12,483,313,198.20/18,724,969,797.30 = 11,340,502,471.80/x
  3. Step 3: Cross multiply
    12,483,313,198.20x = 18,724,969,797.30 × 11,340,502,471.80
  4. Step 4: Simplify right side
    12,483,313,198.20x = 212,350,566,270,660,968,448
  5. Step 5: Solve for x
    x = 212,350,566,270,660,968,448/12,483,313,198.20
  6. Step 6: Final answer
    x = 17,010,753,707.70

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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.