Home / 11,780,422,667.28-17,670,517,551.68-5,397,149,120.88

Finding the Fourth Proportional to 11,780,422,667.28, 17,670,517,551.68 and 5,397,149,120.88

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Solution

The fourth proportional to 11,780,422,667.28, 17,670,517,551.68 and 5,397,149,120.88 is: 8,095,670,330.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,780,422,667.28 : 17,670,517,551.68 = 5,397,149,120.88 : x
  2. Step 2: Convert to fraction form
    11,780,422,667.28/17,670,517,551.68 = 5,397,149,120.88/x
  3. Step 3: Cross multiply
    11,780,422,667.28x = 17,670,517,551.68 × 5,397,149,120.88
  4. Step 4: Simplify right side
    11,780,422,667.28x = 95,370,418,269,616,963,584
  5. Step 5: Solve for x
    x = 95,370,418,269,616,963,584/11,780,422,667.28
  6. Step 6: Final answer
    x = 8,095,670,330.61

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.