Home / 18,538,049,019.20-27,807,073,528.80-17,304,539,028.80

Finding the Fourth Proportional to 18,538,049,019.20, 27,807,073,528.80 and 17,304,539,028.80

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Solution

The fourth proportional to 18,538,049,019.20, 27,807,073,528.80 and 17,304,539,028.80 is: 25,956,808,543.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,538,049,019.20 : 27,807,073,528.80 = 17,304,539,028.80 : x
  2. Step 2: Convert to fraction form
    18,538,049,019.20/27,807,073,528.80 = 17,304,539,028.80/x
  3. Step 3: Cross multiply
    18,538,049,019.20x = 27,807,073,528.80 × 17,304,539,028.80
  4. Step 4: Simplify right side
    18,538,049,019.20x = 481,188,589,155,830,923,264
  5. Step 5: Solve for x
    x = 481,188,589,155,830,923,264/18,538,049,019.20
  6. Step 6: Final answer
    x = 25,956,808,543.20

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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.