Home / 66,567,072.30-99,850,608.45-43,608,821.10

Finding the Fourth Proportional to 66,567,072.30, 99,850,608.45 and 43,608,821.10

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Solution

The fourth proportional to 66,567,072.30, 99,850,608.45 and 43,608,821.10 is: 65,413,231.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,567,072.30 : 99,850,608.45 = 43,608,821.10 : x
  2. Step 2: Convert to fraction form
    66,567,072.30/99,850,608.45 = 43,608,821.10/x
  3. Step 3: Cross multiply
    66,567,072.30x = 99,850,608.45 × 43,608,821.10
  4. Step 4: Simplify right side
    66,567,072.30x = 4,354,367,320,622,198.50
  5. Step 5: Solve for x
    x = 4,354,367,320,622,198.50/66,567,072.30
  6. Step 6: Final answer
    x = 65,413,231.65

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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.