Home / 275,509,265.29-380,202,764.84-151,749,942.42

Finding the Fourth Proportional to 275,509,265.29, 380,202,764.84 and 151,749,942.42

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Solution

The fourth proportional to 275,509,265.29, 380,202,764.84 and 151,749,942.42 is: 209,414,908.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,509,265.29 : 380,202,764.84 = 151,749,942.42 : x
  2. Step 2: Convert to fraction form
    275,509,265.29/380,202,764.84 = 151,749,942.42/x
  3. Step 3: Cross multiply
    275,509,265.29x = 380,202,764.84 × 151,749,942.42
  4. Step 4: Simplify right side
    275,509,265.29x = 57,695,747,672,394,792
  5. Step 5: Solve for x
    x = 57,695,747,672,394,792/275,509,265.29
  6. Step 6: Final answer
    x = 209,414,908.83

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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.