Home / 221,470,685.80-332,325,007.26-92,167,441

Finding the Fourth Proportional to 221,470,685.80, 332,325,007.26 and 92,167,441

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Solution

The fourth proportional to 221,470,685.80, 332,325,007.26 and 92,167,441 is: 138,300,675.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,470,685.80 : 332,325,007.26 = 92,167,441 : x
  2. Step 2: Convert to fraction form
    221,470,685.80/332,325,007.26 = 92,167,441/x
  3. Step 3: Cross multiply
    221,470,685.80x = 332,325,007.26 × 92,167,441
  4. Step 4: Simplify right side
    221,470,685.80x = 30,629,545,499,460,620
  5. Step 5: Solve for x
    x = 30,629,545,499,460,620/221,470,685.80
  6. Step 6: Final answer
    x = 138,300,675.73

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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.