Home / 165,945,188.40-248,917,782.60-149,505,946.80

Finding the Fourth Proportional to 165,945,188.40, 248,917,782.60 and 149,505,946.80

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Solution

The fourth proportional to 165,945,188.40, 248,917,782.60 and 149,505,946.80 is: 224,258,920.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,945,188.40 : 248,917,782.60 = 149,505,946.80 : x
  2. Step 2: Convert to fraction form
    165,945,188.40/248,917,782.60 = 149,505,946.80/x
  3. Step 3: Cross multiply
    165,945,188.40x = 248,917,782.60 × 149,505,946.80
  4. Step 4: Simplify right side
    165,945,188.40x = 37,214,688,762,969,568
  5. Step 5: Solve for x
    x = 37,214,688,762,969,568/165,945,188.40
  6. Step 6: Final answer
    x = 224,258,920.20

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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.