Home / 321,052,732.95-443,058,576.26-181,852,301.91

Finding the Fourth Proportional to 321,052,732.95, 443,058,576.26 and 181,852,301.91

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Solution

The fourth proportional to 321,052,732.95, 443,058,576.26 and 181,852,301.91 is: 250,959,464.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    321,052,732.95 : 443,058,576.26 = 181,852,301.91 : x
  2. Step 2: Convert to fraction form
    321,052,732.95/443,058,576.26 = 181,852,301.91/x
  3. Step 3: Cross multiply
    321,052,732.95x = 443,058,576.26 × 181,852,301.91
  4. Step 4: Simplify right side
    321,052,732.95x = 80,571,221,972,939,008
  5. Step 5: Solve for x
    x = 80,571,221,972,939,008/321,052,732.95
  6. Step 6: Final answer
    x = 250,959,464.61

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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.