Home / 80,051,708.45-110,471,452.14-43,382,279.45

Finding the Fourth Proportional to 80,051,708.45, 110,471,452.14 and 43,382,279.45

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Solution

The fourth proportional to 80,051,708.45, 110,471,452.14 and 43,382,279.45 is: 59,867,596.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,051,708.45 : 110,471,452.14 = 43,382,279.45 : x
  2. Step 2: Convert to fraction form
    80,051,708.45/110,471,452.14 = 43,382,279.45/x
  3. Step 3: Cross multiply
    80,051,708.45x = 110,471,452.14 × 43,382,279.45
  4. Step 4: Simplify right side
    80,051,708.45x = 4,792,503,407,432,423
  5. Step 5: Solve for x
    x = 4,792,503,407,432,423/80,051,708.45
  6. Step 6: Final answer
    x = 59,867,596.84

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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.