Home / 165,969,422.40-248,954,133.60-149,530,180.80

Finding the Fourth Proportional to 165,969,422.40, 248,954,133.60 and 149,530,180.80

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Solution

The fourth proportional to 165,969,422.40, 248,954,133.60 and 149,530,180.80 is: 224,295,271.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,969,422.40 : 248,954,133.60 = 149,530,180.80 : x
  2. Step 2: Convert to fraction form
    165,969,422.40/248,954,133.60 = 149,530,180.80/x
  3. Step 3: Cross multiply
    165,969,422.40x = 248,954,133.60 × 149,530,180.80
  4. Step 4: Simplify right side
    165,969,422.40x = 37,226,156,608,115,360
  5. Step 5: Solve for x
    x = 37,226,156,608,115,360/165,969,422.40
  6. Step 6: Final answer
    x = 224,295,271.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.