Home / 79,904,986.11-110,238,394-48,531,200.61

Finding the Fourth Proportional to 79,904,986.11, 110,238,394 and 48,531,200.61

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Solution

The fourth proportional to 79,904,986.11, 110,238,394 and 48,531,200.61 is: 66,954,540.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,904,986.11 : 110,238,394 = 48,531,200.61 : x
  2. Step 2: Convert to fraction form
    79,904,986.11/110,238,394 = 48,531,200.61/x
  3. Step 3: Cross multiply
    79,904,986.11x = 110,238,394 × 48,531,200.61
  4. Step 4: Simplify right side
    79,904,986.11x = 5,350,001,614,138,220
  5. Step 5: Solve for x
    x = 5,350,001,614,138,220/79,904,986.11
  6. Step 6: Final answer
    x = 66,954,540.32

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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.