Home / 54,218,593,876.20-81,327,890,814.30-19,309,454,932.20

Finding the Fourth Proportional to 54,218,593,876.20, 81,327,890,814.30 and 19,309,454,932.20

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Solution

The fourth proportional to 54,218,593,876.20, 81,327,890,814.30 and 19,309,454,932.20 is: 28,964,182,398.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,218,593,876.20 : 81,327,890,814.30 = 19,309,454,932.20 : x
  2. Step 2: Convert to fraction form
    54,218,593,876.20/81,327,890,814.30 = 19,309,454,932.20/x
  3. Step 3: Cross multiply
    54,218,593,876.20x = 81,327,890,814.30 × 19,309,454,932.20
  4. Step 4: Simplify right side
    54,218,593,876.20x = 1,570,397,242,409,608,282,112
  5. Step 5: Solve for x
    x = 1,570,397,242,409,608,282,112/54,218,593,876.20
  6. Step 6: Final answer
    x = 28,964,182,398.30

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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.