Home / 179,504,515.10-247,674,040.33-108,938,561.23

Finding the Fourth Proportional to 179,504,515.10, 247,674,040.33 and 108,938,561.23

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Solution

The fourth proportional to 179,504,515.10, 247,674,040.33 and 108,938,561.23 is: 150,309,609.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,504,515.10 : 247,674,040.33 = 108,938,561.23 : x
  2. Step 2: Convert to fraction form
    179,504,515.10/247,674,040.33 = 108,938,561.23/x
  3. Step 3: Cross multiply
    179,504,515.10x = 247,674,040.33 × 108,938,561.23
  4. Step 4: Simplify right side
    179,504,515.10x = 26,981,253,607,571,196
  5. Step 5: Solve for x
    x = 26,981,253,607,571,196/179,504,515.10
  6. Step 6: Final answer
    x = 150,309,609.72

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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.