Home / 80,930,821,601.72-111,685,856,053.20-44,308,325,982.44

Finding the Fourth Proportional to 80,930,821,601.72, 111,685,856,053.20 and 44,308,325,982.44

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Solution

The fourth proportional to 80,930,821,601.72, 111,685,856,053.20 and 44,308,325,982.44 is: 61,146,213,762.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,930,821,601.72 : 111,685,856,053.20 = 44,308,325,982.44 : x
  2. Step 2: Convert to fraction form
    80,930,821,601.72/111,685,856,053.20 = 44,308,325,982.44/x
  3. Step 3: Cross multiply
    80,930,821,601.72x = 111,685,856,053.20 × 44,308,325,982.44
  4. Step 4: Simplify right side
    80,930,821,601.72x = 4,948,613,317,633,055,391,744
  5. Step 5: Solve for x
    x = 4,948,613,317,633,055,391,744/80,930,821,601.72
  6. Step 6: Final answer
    x = 61,146,213,762.49

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1.5x scale

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.