Home / 115,917,999.90-173,876,999.85-62,170,287.90

Finding the Fourth Proportional to 115,917,999.90, 173,876,999.85 and 62,170,287.90

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Solution

The fourth proportional to 115,917,999.90, 173,876,999.85 and 62,170,287.90 is: 93,255,431.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,917,999.90 : 173,876,999.85 = 62,170,287.90 : x
  2. Step 2: Convert to fraction form
    115,917,999.90/173,876,999.85 = 62,170,287.90/x
  3. Step 3: Cross multiply
    115,917,999.90x = 173,876,999.85 × 62,170,287.90
  4. Step 4: Simplify right side
    115,917,999.90x = 10,809,983,139,862,756
  5. Step 5: Solve for x
    x = 10,809,983,139,862,756/115,917,999.90
  6. Step 6: Final answer
    x = 93,255,431.85

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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.