Home / 221,948,080.80-332,922,121.20-119,911,408.80

Finding the Fourth Proportional to 221,948,080.80, 332,922,121.20 and 119,911,408.80

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Solution

The fourth proportional to 221,948,080.80, 332,922,121.20 and 119,911,408.80 is: 179,867,113.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,948,080.80 : 332,922,121.20 = 119,911,408.80 : x
  2. Step 2: Convert to fraction form
    221,948,080.80/332,922,121.20 = 119,911,408.80/x
  3. Step 3: Cross multiply
    221,948,080.80x = 332,922,121.20 × 119,911,408.80
  4. Step 4: Simplify right side
    221,948,080.80x = 39,921,160,573,776,344
  5. Step 5: Solve for x
    x = 39,921,160,573,776,344/221,948,080.80
  6. Step 6: Final answer
    x = 179,867,113.20

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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.