Home / 73,820,112.60-110,730,168.90-69,568,584.60

Finding the Fourth Proportional to 73,820,112.60, 110,730,168.90 and 69,568,584.60

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Solution

The fourth proportional to 73,820,112.60, 110,730,168.90 and 69,568,584.60 is: 104,352,876.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,820,112.60 : 110,730,168.90 = 69,568,584.60 : x
  2. Step 2: Convert to fraction form
    73,820,112.60/110,730,168.90 = 69,568,584.60/x
  3. Step 3: Cross multiply
    73,820,112.60x = 110,730,168.90 × 69,568,584.60
  4. Step 4: Simplify right side
    73,820,112.60x = 7,703,341,122,891,939
  5. Step 5: Solve for x
    x = 7,703,341,122,891,939/73,820,112.60
  6. Step 6: Final answer
    x = 104,352,876.90

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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.