Home / 336,707,069.70-505,060,604.55-221,821,335.30

Finding the Fourth Proportional to 336,707,069.70, 505,060,604.55 and 221,821,335.30

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Solution

The fourth proportional to 336,707,069.70, 505,060,604.55 and 221,821,335.30 is: 332,732,002.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,707,069.70 : 505,060,604.55 = 221,821,335.30 : x
  2. Step 2: Convert to fraction form
    336,707,069.70/505,060,604.55 = 221,821,335.30/x
  3. Step 3: Cross multiply
    336,707,069.70x = 505,060,604.55 × 221,821,335.30
  4. Step 4: Simplify right side
    336,707,069.70x = 112,033,217,708,706,272
  5. Step 5: Solve for x
    x = 112,033,217,708,706,272/336,707,069.70
  6. Step 6: Final answer
    x = 332,732,002.95

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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.