Home / 1,359,784,873.20-2,039,677,309.80-946,536,351.60

Finding the Fourth Proportional to 1,359,784,873.20, 2,039,677,309.80 and 946,536,351.60

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Solution

The fourth proportional to 1,359,784,873.20, 2,039,677,309.80 and 946,536,351.60 is: 1,419,804,527.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,359,784,873.20 : 2,039,677,309.80 = 946,536,351.60 : x
  2. Step 2: Convert to fraction form
    1,359,784,873.20/2,039,677,309.80 = 946,536,351.60/x
  3. Step 3: Cross multiply
    1,359,784,873.20x = 2,039,677,309.80 × 946,536,351.60
  4. Step 4: Simplify right side
    1,359,784,873.20x = 1,930,628,719,259,394,816
  5. Step 5: Solve for x
    x = 1,930,628,719,259,394,816/1,359,784,873.20
  6. Step 6: Final answer
    x = 1,419,804,527.40

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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.