Home / 80,453,954.90-110,949,271.89-54,051,959.54

Finding the Fourth Proportional to 80,453,954.90, 110,949,271.89 and 54,051,959.54

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Solution

The fourth proportional to 80,453,954.90, 110,949,271.89 and 54,051,959.54 is: 74,539,847.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,453,954.90 : 110,949,271.89 = 54,051,959.54 : x
  2. Step 2: Convert to fraction form
    80,453,954.90/110,949,271.89 = 54,051,959.54/x
  3. Step 3: Cross multiply
    80,453,954.90x = 110,949,271.89 × 54,051,959.54
  4. Step 4: Simplify right side
    80,453,954.90x = 5,997,025,555,190,739
  5. Step 5: Solve for x
    x = 5,997,025,555,190,739/80,453,954.90
  6. Step 6: Final answer
    x = 74,539,847.83

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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.