Home / 541,792,884.92-747,661,464.46-318,789,010.36

Finding the Fourth Proportional to 541,792,884.92, 747,661,464.46 and 318,789,010.36

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Solution

The fourth proportional to 541,792,884.92, 747,661,464.46 and 318,789,010.36 is: 439,921,351.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,792,884.92 : 747,661,464.46 = 318,789,010.36 : x
  2. Step 2: Convert to fraction form
    541,792,884.92/747,661,464.46 = 318,789,010.36/x
  3. Step 3: Cross multiply
    541,792,884.92x = 747,661,464.46 × 318,789,010.36
  4. Step 4: Simplify right side
    541,792,884.92x = 238,346,258,339,511,744
  5. Step 5: Solve for x
    x = 238,346,258,339,511,744/541,792,884.92
  6. Step 6: Final answer
    x = 439,921,351.82

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.