Home / 82,192,565.72-113,382,737.79-50,820,586.26

Finding the Fourth Proportional to 82,192,565.72, 113,382,737.79 and 50,820,586.26

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Solution

The fourth proportional to 82,192,565.72, 113,382,737.79 and 50,820,586.26 is: 70,105,819.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,192,565.72 : 113,382,737.79 = 50,820,586.26 : x
  2. Step 2: Convert to fraction form
    82,192,565.72/113,382,737.79 = 50,820,586.26/x
  3. Step 3: Cross multiply
    82,192,565.72x = 113,382,737.79 × 50,820,586.26
  4. Step 4: Simplify right side
    82,192,565.72x = 5,762,177,206,251,657
  5. Step 5: Solve for x
    x = 5,762,177,206,251,657/82,192,565.72
  6. Step 6: Final answer
    x = 70,105,819.86

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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.