Home / 80,829,661.44-111,544,977.60-43,659,941.57

Finding the Fourth Proportional to 80,829,661.44, 111,544,977.60 and 43,659,941.57

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Solution

The fourth proportional to 80,829,661.44, 111,544,977.60 and 43,659,941.57 is: 60,250,743.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,829,661.44 : 111,544,977.60 = 43,659,941.57 : x
  2. Step 2: Convert to fraction form
    80,829,661.44/111,544,977.60 = 43,659,941.57/x
  3. Step 3: Cross multiply
    80,829,661.44x = 111,544,977.60 × 43,659,941.57
  4. Step 4: Simplify right side
    80,829,661.44x = 4,870,047,203,885,233
  5. Step 5: Solve for x
    x = 4,870,047,203,885,233/80,829,661.44
  6. Step 6: Final answer
    x = 60,250,743.57

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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.