Home / 79,949,418.35-110,330,549.43-43,279,989.35

Finding the Fourth Proportional to 79,949,418.35, 110,330,549.43 and 43,279,989.35

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Solution

The fourth proportional to 79,949,418.35, 110,330,549.43 and 43,279,989.35 is: 59,726,575.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,949,418.35 : 110,330,549.43 = 43,279,989.35 : x
  2. Step 2: Convert to fraction form
    79,949,418.35/110,330,549.43 = 43,279,989.35/x
  3. Step 3: Cross multiply
    79,949,418.35x = 110,330,549.43 × 43,279,989.35
  4. Step 4: Simplify right side
    79,949,418.35x = 4,775,105,004,310,049
  5. Step 5: Solve for x
    x = 4,775,105,004,310,049/79,949,418.35
  6. Step 6: Final answer
    x = 59,726,575.91

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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.