Home / 71,589,464.15-98,790,679.82-43,758,772.56

Finding the Fourth Proportional to 71,589,464.15, 98,790,679.82 and 43,758,772.56

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Solution

The fourth proportional to 71,589,464.15, 98,790,679.82 and 43,758,772.56 is: 60,385,406.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,589,464.15 : 98,790,679.82 = 43,758,772.56 : x
  2. Step 2: Convert to fraction form
    71,589,464.15/98,790,679.82 = 43,758,772.56/x
  3. Step 3: Cross multiply
    71,589,464.15x = 98,790,679.82 × 43,758,772.56
  4. Step 4: Simplify right side
    71,589,464.15x = 4,322,958,889,400,559
  5. Step 5: Solve for x
    x = 4,322,958,889,400,559/71,589,464.15
  6. Step 6: Final answer
    x = 60,385,406.44

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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.