Home / 197,993,409.21-273,226,794.71-109,882,289.61

Finding the Fourth Proportional to 197,993,409.21, 273,226,794.71 and 109,882,289.61

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Solution

The fourth proportional to 197,993,409.21, 273,226,794.71 and 109,882,289.61 is: 151,635,278.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,993,409.21 : 273,226,794.71 = 109,882,289.61 : x
  2. Step 2: Convert to fraction form
    197,993,409.21/273,226,794.71 = 109,882,289.61/x
  3. Step 3: Cross multiply
    197,993,409.21x = 273,226,794.71 × 109,882,289.61
  4. Step 4: Simplify right side
    197,993,409.21x = 30,022,785,784,986,824
  5. Step 5: Solve for x
    x = 30,022,785,784,986,824/197,993,409.21
  6. Step 6: Final answer
    x = 151,635,278.69

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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.