Home / 2,943,100,872.51-4,414,667,249.57-872,840,571.63

Finding the Fourth Proportional to 2,943,100,872.51, 4,414,667,249.57 and 872,840,571.63

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Solution

The fourth proportional to 2,943,100,872.51, 4,414,667,249.57 and 872,840,571.63 is: 1,309,265,585.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,943,100,872.51 : 4,414,667,249.57 = 872,840,571.63 : x
  2. Step 2: Convert to fraction form
    2,943,100,872.51/4,414,667,249.57 = 872,840,571.63/x
  3. Step 3: Cross multiply
    2,943,100,872.51x = 4,414,667,249.57 × 872,840,571.63
  4. Step 4: Simplify right side
    2,943,100,872.51x = 3,853,300,685,666,553,856
  5. Step 5: Solve for x
    x = 3,853,300,685,666,553,856/2,943,100,872.51
  6. Step 6: Final answer
    x = 1,309,265,585.04

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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.