Home / 1,444,617,380.95-1,993,694,937.56-818,197,245.43

Finding the Fourth Proportional to 1,444,617,380.95, 1,993,694,937.56 and 818,197,245.43

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Solution

The fourth proportional to 1,444,617,380.95, 1,993,694,937.56 and 818,197,245.43 is: 1,129,181,835.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,444,617,380.95 : 1,993,694,937.56 = 818,197,245.43 : x
  2. Step 2: Convert to fraction form
    1,444,617,380.95/1,993,694,937.56 = 818,197,245.43/x
  3. Step 3: Cross multiply
    1,444,617,380.95x = 1,993,694,937.56 × 818,197,245.43
  4. Step 4: Simplify right side
    1,444,617,380.95x = 1,631,235,706,135,236,864
  5. Step 5: Solve for x
    x = 1,631,235,706,135,236,864/1,444,617,380.95
  6. Step 6: Final answer
    x = 1,129,181,835.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.