Home / 321,026,210.22-443,043,491.86-181,821,735.66

Finding the Fourth Proportional to 321,026,210.22, 443,043,491.86 and 181,821,735.66

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Solution

The fourth proportional to 321,026,210.22, 443,043,491.86 and 181,821,735.66 is: 250,929,469.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    321,026,210.22 : 443,043,491.86 = 181,821,735.66 : x
  2. Step 2: Convert to fraction form
    321,026,210.22/443,043,491.86 = 181,821,735.66/x
  3. Step 3: Cross multiply
    321,026,210.22x = 443,043,491.86 × 181,821,735.66
  4. Step 4: Simplify right side
    321,026,210.22x = 80,554,936,661,943,168
  5. Step 5: Solve for x
    x = 80,554,936,661,943,168/321,026,210.22
  6. Step 6: Final answer
    x = 250,929,469.61

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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.