Home / 131,586,542,190.90-197,492,683,481.55-53,125,632,213.30

Finding the Fourth Proportional to 131,586,542,190.90, 197,492,683,481.55 and 53,125,632,213.30

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Solution

The fourth proportional to 131,586,542,190.90, 197,492,683,481.55 and 53,125,632,213.30 is: 79,734,017,573.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,586,542,190.90 : 197,492,683,481.55 = 53,125,632,213.30 : x
  2. Step 2: Convert to fraction form
    131,586,542,190.90/197,492,683,481.55 = 53,125,632,213.30/x
  3. Step 3: Cross multiply
    131,586,542,190.90x = 197,492,683,481.55 × 53,125,632,213.30
  4. Step 4: Simplify right side
    131,586,542,190.90x = 10,491,923,667,458,493,251,584
  5. Step 5: Solve for x
    x = 10,491,923,667,458,493,251,584/131,586,542,190.90
  6. Step 6: Final answer
    x = 79,734,017,573.30

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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.