Home / 823,416,897.16-1,235,195,097.39-263,259,482.73

Finding the Fourth Proportional to 823,416,897.16, 1,235,195,097.39 and 263,259,482.73

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Solution

The fourth proportional to 823,416,897.16, 1,235,195,097.39 and 263,259,482.73 is: 394,911,524.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    823,416,897.16 : 1,235,195,097.39 = 263,259,482.73 : x
  2. Step 2: Convert to fraction form
    823,416,897.16/1,235,195,097.39 = 263,259,482.73/x
  3. Step 3: Cross multiply
    823,416,897.16x = 1,235,195,097.39 × 263,259,482.73
  4. Step 4: Simplify right side
    823,416,897.16x = 325,176,822,409,523,392
  5. Step 5: Solve for x
    x = 325,176,822,409,523,392/823,416,897.16
  6. Step 6: Final answer
    x = 394,911,524.81

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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.