Home / 78,839,597.85-108,787,896.90-44,027,850.39

Finding the Fourth Proportional to 78,839,597.85, 108,787,896.90 and 44,027,850.39

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Solution

The fourth proportional to 78,839,597.85, 108,787,896.90 and 44,027,850.39 is: 60,752,431.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,839,597.85 : 108,787,896.90 = 44,027,850.39 : x
  2. Step 2: Convert to fraction form
    78,839,597.85/108,787,896.90 = 44,027,850.39/x
  3. Step 3: Cross multiply
    78,839,597.85x = 108,787,896.90 × 44,027,850.39
  4. Step 4: Simplify right side
    78,839,597.85x = 4,789,697,248,955,945
  5. Step 5: Solve for x
    x = 4,789,697,248,955,945/78,839,597.85
  6. Step 6: Final answer
    x = 60,752,431.26

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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.