Home / 141,229,854.88-194,984,151.36-111,979,342.24

Finding the Fourth Proportional to 141,229,854.88, 194,984,151.36 and 111,979,342.24

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Solution

The fourth proportional to 141,229,854.88, 194,984,151.36 and 111,979,342.24 is: 154,600,435.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,229,854.88 : 194,984,151.36 = 111,979,342.24 : x
  2. Step 2: Convert to fraction form
    141,229,854.88/194,984,151.36 = 111,979,342.24/x
  3. Step 3: Cross multiply
    141,229,854.88x = 194,984,151.36 × 111,979,342.24
  4. Step 4: Simplify right side
    141,229,854.88x = 21,834,197,016,517,404
  5. Step 5: Solve for x
    x = 21,834,197,016,517,404/141,229,854.88
  6. Step 6: Final answer
    x = 154,600,435.12

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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.