Home / 4,383,542,878.74-6,576,410,661.44-1,278,125,521.61

Finding the Fourth Proportional to 4,383,542,878.74, 6,576,410,661.44 and 1,278,125,521.61

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Solution

The fourth proportional to 4,383,542,878.74, 6,576,410,661.44 and 1,278,125,521.61 is: 1,917,507,947.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,383,542,878.74 : 6,576,410,661.44 = 1,278,125,521.61 : x
  2. Step 2: Convert to fraction form
    4,383,542,878.74/6,576,410,661.44 = 1,278,125,521.61/x
  3. Step 3: Cross multiply
    4,383,542,878.74x = 6,576,410,661.44 × 1,278,125,521.61
  4. Step 4: Simplify right side
    4,383,542,878.74x = 8,405,478,306,935,292,928
  5. Step 5: Solve for x
    x = 8,405,478,306,935,292,928/4,383,542,878.74
  6. Step 6: Final answer
    x = 1,917,507,947.21

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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.