Home / 823,416,896.66-1,235,195,096.64-263,259,482.23

Finding the Fourth Proportional to 823,416,896.66, 1,235,195,096.64 and 263,259,482.23

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Solution

The fourth proportional to 823,416,896.66, 1,235,195,096.64 and 263,259,482.23 is: 394,911,524.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    823,416,896.66 : 1,235,195,096.64 = 263,259,482.23 : x
  2. Step 2: Convert to fraction form
    823,416,896.66/1,235,195,096.64 = 263,259,482.23/x
  3. Step 3: Cross multiply
    823,416,896.66x = 1,235,195,096.64 × 263,259,482.23
  4. Step 4: Simplify right side
    823,416,896.66x = 325,176,821,594,481,216
  5. Step 5: Solve for x
    x = 325,176,821,594,481,216/823,416,896.66
  6. Step 6: Final answer
    x = 394,911,524.06

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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.