Home / 161,065,480.65-222,275,927.04-91,448,546.73

Finding the Fourth Proportional to 161,065,480.65, 222,275,927.04 and 91,448,546.73

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Solution

The fourth proportional to 161,065,480.65, 222,275,927.04 and 91,448,546.73 is: 126,202,153.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,065,480.65 : 222,275,927.04 = 91,448,546.73 : x
  2. Step 2: Convert to fraction form
    161,065,480.65/222,275,927.04 = 91,448,546.73/x
  3. Step 3: Cross multiply
    161,065,480.65x = 222,275,927.04 × 91,448,546.73
  4. Step 4: Simplify right side
    161,065,480.65x = 20,326,810,500,871,512
  5. Step 5: Solve for x
    x = 20,326,810,500,871,512/161,065,480.65
  6. Step 6: Final answer
    x = 126,202,153.43

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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.