Home / 823,416,896.16-1,235,195,095.89-263,259,481.73

Finding the Fourth Proportional to 823,416,896.16, 1,235,195,095.89 and 263,259,481.73

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Solution

The fourth proportional to 823,416,896.16, 1,235,195,095.89 and 263,259,481.73 is: 394,911,523.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    823,416,896.16 : 1,235,195,095.89 = 263,259,481.73 : x
  2. Step 2: Convert to fraction form
    823,416,896.16/1,235,195,095.89 = 263,259,481.73/x
  3. Step 3: Cross multiply
    823,416,896.16x = 1,235,195,095.89 × 263,259,481.73
  4. Step 4: Simplify right side
    823,416,896.16x = 325,176,820,773,263,104
  5. Step 5: Solve for x
    x = 325,176,820,773,263,104/823,416,896.16
  6. Step 6: Final answer
    x = 394,911,523.30

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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.