Home / 131,586,542,216.40-197,492,683,519.80-53,125,632,238.80

Finding the Fourth Proportional to 131,586,542,216.40, 197,492,683,519.80 and 53,125,632,238.80

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Solution

The fourth proportional to 131,586,542,216.40, 197,492,683,519.80 and 53,125,632,238.80 is: 79,734,017,611.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,586,542,216.40 : 197,492,683,519.80 = 53,125,632,238.80 : x
  2. Step 2: Convert to fraction form
    131,586,542,216.40/197,492,683,519.80 = 53,125,632,238.80/x
  3. Step 3: Cross multiply
    131,586,542,216.40x = 197,492,683,519.80 × 53,125,632,238.80
  4. Step 4: Simplify right side
    131,586,542,216.40x = 10,491,923,674,526,612,717,568
  5. Step 5: Solve for x
    x = 10,491,923,674,526,612,717,568/131,586,542,216.40
  6. Step 6: Final answer
    x = 79,734,017,611.56

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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.