Home / 199,725,403.86-275,629,569.39-111,619,399.05

Finding the Fourth Proportional to 199,725,403.86, 275,629,569.39 and 111,619,399.05

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Solution

The fourth proportional to 199,725,403.86, 275,629,569.39 and 111,619,399.05 is: 154,039,527.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,725,403.86 : 275,629,569.39 = 111,619,399.05 : x
  2. Step 2: Convert to fraction form
    199,725,403.86/275,629,569.39 = 111,619,399.05/x
  3. Step 3: Cross multiply
    199,725,403.86x = 275,629,569.39 × 111,619,399.05
  4. Step 4: Simplify right side
    199,725,403.86x = 30,765,606,895,722,072
  5. Step 5: Solve for x
    x = 30,765,606,895,722,072/199,725,403.86
  6. Step 6: Final answer
    x = 154,039,527.78

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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.