Home / 338,568,978,127.90-467,225,266,080.62-186,321,806,118.58

Finding the Fourth Proportional to 338,568,978,127.90, 467,225,266,080.62 and 186,321,806,118.58

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Solution

The fourth proportional to 338,568,978,127.90, 467,225,266,080.62 and 186,321,806,118.58 is: 257,124,134,413.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,568,978,127.90 : 467,225,266,080.62 = 186,321,806,118.58 : x
  2. Step 2: Convert to fraction form
    338,568,978,127.90/467,225,266,080.62 = 186,321,806,118.58/x
  3. Step 3: Cross multiply
    338,568,978,127.90x = 467,225,266,080.62 × 186,321,806,118.58
  4. Step 4: Simplify right side
    338,568,978,127.90x = 87,054,255,440,375,224,205,312
  5. Step 5: Solve for x
    x = 87,054,255,440,375,224,205,312/338,568,978,127.90
  6. Step 6: Final answer
    x = 257,124,134,413.43

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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.