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Finding the Fourth Proportional to 332,990,797.70, 499,486,196.55 and 327,888,964.10

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Solution

The fourth proportional to 332,990,797.70, 499,486,196.55 and 327,888,964.10 is: 491,833,446.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,990,797.70 : 499,486,196.55 = 327,888,964.10 : x
  2. Step 2: Convert to fraction form
    332,990,797.70/499,486,196.55 = 327,888,964.10/x
  3. Step 3: Cross multiply
    332,990,797.70x = 499,486,196.55 × 327,888,964.10
  4. Step 4: Simplify right side
    332,990,797.70x = 163,776,011,569,028,512
  5. Step 5: Solve for x
    x = 163,776,011,569,028,512/332,990,797.70
  6. Step 6: Final answer
    x = 491,833,446.15

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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.