Home / 175,633,772.80-263,450,659.20-79,895,660.80

Finding the Fourth Proportional to 175,633,772.80, 263,450,659.20 and 79,895,660.80

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Solution

The fourth proportional to 175,633,772.80, 263,450,659.20 and 79,895,660.80 is: 119,843,491.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,633,772.80 : 263,450,659.20 = 79,895,660.80 : x
  2. Step 2: Convert to fraction form
    175,633,772.80/263,450,659.20 = 79,895,660.80/x
  3. Step 3: Cross multiply
    175,633,772.80x = 263,450,659.20 × 79,895,660.80
  4. Step 4: Simplify right side
    175,633,772.80x = 21,048,564,504,979,596
  5. Step 5: Solve for x
    x = 21,048,564,504,979,596/175,633,772.80
  6. Step 6: Final answer
    x = 119,843,491.20

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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.