Home / 118,100,955.20-177,151,432.80-101,945,148.80

Finding the Fourth Proportional to 118,100,955.20, 177,151,432.80 and 101,945,148.80

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Solution

The fourth proportional to 118,100,955.20, 177,151,432.80 and 101,945,148.80 is: 152,917,723.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,100,955.20 : 177,151,432.80 = 101,945,148.80 : x
  2. Step 2: Convert to fraction form
    118,100,955.20/177,151,432.80 = 101,945,148.80/x
  3. Step 3: Cross multiply
    118,100,955.20x = 177,151,432.80 × 101,945,148.80
  4. Step 4: Simplify right side
    118,100,955.20x = 18,059,729,176,929,200
  5. Step 5: Solve for x
    x = 18,059,729,176,929,200/118,100,955.20
  6. Step 6: Final answer
    x = 152,917,723.20

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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.