Home / 338,568,978,674.70-467,225,266,834.78-186,321,806,665.33

Finding the Fourth Proportional to 338,568,978,674.70, 467,225,266,834.78 and 186,321,806,665.33

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Solution

The fourth proportional to 338,568,978,674.70, 467,225,266,834.78 and 186,321,806,665.33 is: 257,124,135,167.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,568,978,674.70 : 467,225,266,834.78 = 186,321,806,665.33 : x
  2. Step 2: Convert to fraction form
    338,568,978,674.70/467,225,266,834.78 = 186,321,806,665.33/x
  3. Step 3: Cross multiply
    338,568,978,674.70x = 467,225,266,834.78 × 186,321,806,665.33
  4. Step 4: Simplify right side
    338,568,978,674.70x = 87,054,255,836,347,100,037,120
  5. Step 5: Solve for x
    x = 87,054,255,836,347,100,037,120/338,568,978,674.70
  6. Step 6: Final answer
    x = 257,124,135,167.71

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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.