Home / 28,356,498,410.10-42,542,101,872.85-15,080,840,052.54

Finding the Fourth Proportional to 28,356,498,410.10, 42,542,101,872.85 and 15,080,840,052.54

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Solution

The fourth proportional to 28,356,498,410.10, 42,542,101,872.85 and 15,080,840,052.54 is: 22,625,171,294.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,356,498,410.10 : 42,542,101,872.85 = 15,080,840,052.54 : x
  2. Step 2: Convert to fraction form
    28,356,498,410.10/42,542,101,872.85 = 15,080,840,052.54/x
  3. Step 3: Cross multiply
    28,356,498,410.10x = 42,542,101,872.85 × 15,080,840,052.54
  4. Step 4: Simplify right side
    28,356,498,410.10x = 641,570,633,843,313,213,440
  5. Step 5: Solve for x
    x = 641,570,633,843,313,213,440/28,356,498,410.10
  6. Step 6: Final answer
    x = 22,625,171,294.59

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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.