Home / 132,521,382.42-198,523,471.26-103,238,107.56

Finding the Fourth Proportional to 132,521,382.42, 198,523,471.26 and 103,238,107.56

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Solution

The fourth proportional to 132,521,382.42, 198,523,471.26 and 103,238,107.56 is: 154,655,702.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,521,382.42 : 198,523,471.26 = 103,238,107.56 : x
  2. Step 2: Convert to fraction form
    132,521,382.42/198,523,471.26 = 103,238,107.56/x
  3. Step 3: Cross multiply
    132,521,382.42x = 198,523,471.26 × 103,238,107.56
  4. Step 4: Simplify right side
    132,521,382.42x = 20,495,187,479,124,448
  5. Step 5: Solve for x
    x = 20,495,187,479,124,448/132,521,382.42
  6. Step 6: Final answer
    x = 154,655,702.38

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.