Home / 80,247,903.36-110,743,388.64-45,439,650.24

Finding the Fourth Proportional to 80,247,903.36, 110,743,388.64 and 45,439,650.24

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Solution

The fourth proportional to 80,247,903.36, 110,743,388.64 and 45,439,650.24 is: 62,707,443.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,247,903.36 : 110,743,388.64 = 45,439,650.24 : x
  2. Step 2: Convert to fraction form
    80,247,903.36/110,743,388.64 = 45,439,650.24/x
  3. Step 3: Cross multiply
    80,247,903.36x = 110,743,388.64 × 45,439,650.24
  4. Step 4: Simplify right side
    80,247,903.36x = 5,032,140,846,193,990
  5. Step 5: Solve for x
    x = 5,032,140,846,193,990/80,247,903.36
  6. Step 6: Final answer
    x = 62,707,443.25

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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.