Home / 199,725,344.44-275,629,487.40-111,619,339.52

Finding the Fourth Proportional to 199,725,344.44, 275,629,487.40 and 111,619,339.52

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Solution

The fourth proportional to 199,725,344.44, 275,629,487.40 and 111,619,339.52 is: 154,039,445.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,725,344.44 : 275,629,487.40 = 111,619,339.52 : x
  2. Step 2: Convert to fraction form
    199,725,344.44/275,629,487.40 = 111,619,339.52/x
  3. Step 3: Cross multiply
    199,725,344.44x = 275,629,487.40 × 111,619,339.52
  4. Step 4: Simplify right side
    199,725,344.44x = 30,765,581,337,472,972
  5. Step 5: Solve for x
    x = 30,765,581,337,472,972/199,725,344.44
  6. Step 6: Final answer
    x = 154,039,445.64

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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.