Home / 132,295,381.16-198,469,560.76-74,085,838.80

Finding the Fourth Proportional to 132,295,381.16, 198,469,560.76 and 74,085,838.80

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Solution

The fourth proportional to 132,295,381.16, 198,469,560.76 and 74,085,838.80 is: 111,143,592.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,295,381.16 : 198,469,560.76 = 74,085,838.80 : x
  2. Step 2: Convert to fraction form
    132,295,381.16/198,469,560.76 = 74,085,838.80/x
  3. Step 3: Cross multiply
    132,295,381.16x = 198,469,560.76 × 74,085,838.80
  4. Step 4: Simplify right side
    132,295,381.16x = 14,703,783,885,172,164
  5. Step 5: Solve for x
    x = 14,703,783,885,172,164/132,295,381.16
  6. Step 6: Final answer
    x = 111,143,592.14

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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.