Home / 338,568,978,670.18-467,225,266,828.56-186,321,806,660.83

Finding the Fourth Proportional to 338,568,978,670.18, 467,225,266,828.56 and 186,321,806,660.83

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Solution

The fourth proportional to 338,568,978,670.18, 467,225,266,828.56 and 186,321,806,660.83 is: 257,124,135,161.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,568,978,670.18 : 467,225,266,828.56 = 186,321,806,660.83 : x
  2. Step 2: Convert to fraction form
    338,568,978,670.18/467,225,266,828.56 = 186,321,806,660.83/x
  3. Step 3: Cross multiply
    338,568,978,670.18x = 467,225,266,828.56 × 186,321,806,660.83
  4. Step 4: Simplify right side
    338,568,978,670.18x = 87,054,255,833,085,659,578,368
  5. Step 5: Solve for x
    x = 87,054,255,833,085,659,578,368/338,568,978,670.18
  6. Step 6: Final answer
    x = 257,124,135,161.51

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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.