Home / 1,914,486,869.93-2,642,194,998.81-1,122,198,517.85

Finding the Fourth Proportional to 1,914,486,869.93, 2,642,194,998.81 and 1,122,198,517.85

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Solution

The fourth proportional to 1,914,486,869.93, 2,642,194,998.81 and 1,122,198,517.85 is: 1,548,753,014.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,914,486,869.93 : 2,642,194,998.81 = 1,122,198,517.85 : x
  2. Step 2: Convert to fraction form
    1,914,486,869.93/2,642,194,998.81 = 1,122,198,517.85/x
  3. Step 3: Cross multiply
    1,914,486,869.93x = 2,642,194,998.81 × 1,122,198,517.85
  4. Step 4: Simplify right side
    1,914,486,869.93x = 2,965,067,311,522,053,632
  5. Step 5: Solve for x
    x = 2,965,067,311,522,053,632/1,914,486,869.93
  6. Step 6: Final answer
    x = 1,548,753,014.76

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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.