Home / 199,725,359.66-275,629,508.40-111,619,354.74

Finding the Fourth Proportional to 199,725,359.66, 275,629,508.40 and 111,619,354.74

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Solution

The fourth proportional to 199,725,359.66, 275,629,508.40 and 111,619,354.74 is: 154,039,466.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,725,359.66 : 275,629,508.40 = 111,619,354.74 : x
  2. Step 2: Convert to fraction form
    199,725,359.66/275,629,508.40 = 111,619,354.74/x
  3. Step 3: Cross multiply
    199,725,359.66x = 275,629,508.40 × 111,619,354.74
  4. Step 4: Simplify right side
    199,725,359.66x = 30,765,587,874,911,404
  5. Step 5: Solve for x
    x = 30,765,587,874,911,404/199,725,359.66
  6. Step 6: Final answer
    x = 154,039,466.63

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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.