Home / 330,768,694.33-496,227,713.87-109,439,510.27

Finding the Fourth Proportional to 330,768,694.33, 496,227,713.87 and 109,439,510.27

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Solution

The fourth proportional to 330,768,694.33, 496,227,713.87 and 109,439,510.27 is: 164,183,971.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,768,694.33 : 496,227,713.87 = 109,439,510.27 : x
  2. Step 2: Convert to fraction form
    330,768,694.33/496,227,713.87 = 109,439,510.27/x
  3. Step 3: Cross multiply
    330,768,694.33x = 496,227,713.87 × 109,439,510.27
  4. Step 4: Simplify right side
    330,768,694.33x = 54,306,917,986,129,136
  5. Step 5: Solve for x
    x = 54,306,917,986,129,136/330,768,694.33
  6. Step 6: Final answer
    x = 164,183,971.81

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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.