Home / 82,192,566.56-113,382,738.92-50,820,587.12

Finding the Fourth Proportional to 82,192,566.56, 113,382,738.92 and 50,820,587.12

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Solution

The fourth proportional to 82,192,566.56, 113,382,738.92 and 50,820,587.12 is: 70,105,821.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,192,566.56 : 113,382,738.92 = 50,820,587.12 : x
  2. Step 2: Convert to fraction form
    82,192,566.56/113,382,738.92 = 50,820,587.12/x
  3. Step 3: Cross multiply
    82,192,566.56x = 113,382,738.92 × 50,820,587.12
  4. Step 4: Simplify right side
    82,192,566.56x = 5,762,177,361,188,074
  5. Step 5: Solve for x
    x = 5,762,177,361,188,074/82,192,566.56
  6. Step 6: Final answer
    x = 70,105,821.03

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1.5x scale

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.