Home / 327,554,765,984.80-491,332,148,977.20-268,046,978,874.40

Finding the Fourth Proportional to 327,554,765,984.80, 491,332,148,977.20 and 268,046,978,874.40

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Solution

The fourth proportional to 327,554,765,984.80, 491,332,148,977.20 and 268,046,978,874.40 is: 402,070,468,311.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,554,765,984.80 : 491,332,148,977.20 = 268,046,978,874.40 : x
  2. Step 2: Convert to fraction form
    327,554,765,984.80/491,332,148,977.20 = 268,046,978,874.40/x
  3. Step 3: Cross multiply
    327,554,765,984.80x = 491,332,148,977.20 × 268,046,978,874.40
  4. Step 4: Simplify right side
    327,554,765,984.80x = 131,700,098,157,205,075,787,776
  5. Step 5: Solve for x
    x = 131,700,098,157,205,075,787,776/327,554,765,984.80
  6. Step 6: Final answer
    x = 402,070,468,311.60

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1.5x scale

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.