Home / 263,815,295,999.85-395,722,943,999.78-263,815,295,999.85

Finding the Fourth Proportional to 263,815,295,999.85, 395,722,943,999.78 and 263,815,295,999.85

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Solution

The fourth proportional to 263,815,295,999.85, 395,722,943,999.78 and 263,815,295,999.85 is: 395,722,943,999.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,815,295,999.85 : 395,722,943,999.78 = 263,815,295,999.85 : x
  2. Step 2: Convert to fraction form
    263,815,295,999.85/395,722,943,999.78 = 263,815,295,999.85/x
  3. Step 3: Cross multiply
    263,815,295,999.85x = 395,722,943,999.78 × 263,815,295,999.85
  4. Step 4: Simplify right side
    263,815,295,999.85x = 104,397,765,605,234,036,441,088
  5. Step 5: Solve for x
    x = 104,397,765,605,234,036,441,088/263,815,295,999.85
  6. Step 6: Final answer
    x = 395,722,943,999.78

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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.