Home / 221,336,803.20-332,005,204.80-106,293,604.80

Finding the Fourth Proportional to 221,336,803.20, 332,005,204.80 and 106,293,604.80

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Solution

The fourth proportional to 221,336,803.20, 332,005,204.80 and 106,293,604.80 is: 159,440,407.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,336,803.20 : 332,005,204.80 = 106,293,604.80 : x
  2. Step 2: Convert to fraction form
    221,336,803.20/332,005,204.80 = 106,293,604.80/x
  3. Step 3: Cross multiply
    221,336,803.20x = 332,005,204.80 × 106,293,604.80
  4. Step 4: Simplify right side
    221,336,803.20x = 35,290,030,030,554,264
  5. Step 5: Solve for x
    x = 35,290,030,030,554,264/221,336,803.20
  6. Step 6: Final answer
    x = 159,440,407.20

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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.