Home / 2,238,244,315.21-3,357,372,771.41-858,481,761.61

Finding the Fourth Proportional to 2,238,244,315.21, 3,357,372,771.41 and 858,481,761.61

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Solution

The fourth proportional to 2,238,244,315.21, 3,357,372,771.41 and 858,481,761.61 is: 1,287,725,058.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,238,244,315.21 : 3,357,372,771.41 = 858,481,761.61 : x
  2. Step 2: Convert to fraction form
    2,238,244,315.21/3,357,372,771.41 = 858,481,761.61/x
  3. Step 3: Cross multiply
    2,238,244,315.21x = 3,357,372,771.41 × 858,481,761.61
  4. Step 4: Simplify right side
    2,238,244,315.21x = 2,882,243,291,177,212,416
  5. Step 5: Solve for x
    x = 2,882,243,291,177,212,416/2,238,244,315.21
  6. Step 6: Final answer
    x = 1,287,725,058.25

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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.