Home / 80,793,791.56-111,495,557.10-45,986,481.64

Finding the Fourth Proportional to 80,793,791.56, 111,495,557.10 and 45,986,481.64

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Solution

The fourth proportional to 80,793,791.56, 111,495,557.10 and 45,986,481.64 is: 63,461,415.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,793,791.56 : 111,495,557.10 = 45,986,481.64 : x
  2. Step 2: Convert to fraction form
    80,793,791.56/111,495,557.10 = 45,986,481.64/x
  3. Step 3: Cross multiply
    80,793,791.56x = 111,495,557.10 × 45,986,481.64
  4. Step 4: Simplify right side
    80,793,791.56x = 5,127,288,389,520,721
  5. Step 5: Solve for x
    x = 5,127,288,389,520,721/80,793,791.56
  6. Step 6: Final answer
    x = 63,461,415.67

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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.