Home / 1,149,928,910.28-1,586,898,759.61-641,292,175.92

Finding the Fourth Proportional to 1,149,928,910.28, 1,586,898,759.61 and 641,292,175.92

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Solution

The fourth proportional to 1,149,928,910.28, 1,586,898,759.61 and 641,292,175.92 is: 884,981,453.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,149,928,910.28 : 1,586,898,759.61 = 641,292,175.92 : x
  2. Step 2: Convert to fraction form
    1,149,928,910.28/1,586,898,759.61 = 641,292,175.92/x
  3. Step 3: Cross multiply
    1,149,928,910.28x = 1,586,898,759.61 × 641,292,175.92
  4. Step 4: Simplify right side
    1,149,928,910.28x = 1,017,665,758,521,766,400
  5. Step 5: Solve for x
    x = 1,017,665,758,521,766,400/1,149,928,910.28
  6. Step 6: Final answer
    x = 884,981,453.57

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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.