Home / 823,601,845.13-1,235,401,724.41-210,186,084.65

Finding the Fourth Proportional to 823,601,845.13, 1,235,401,724.41 and 210,186,084.65

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Solution

The fourth proportional to 823,601,845.13, 1,235,401,724.41 and 210,186,084.65 is: 315,278,860.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    823,601,845.13 : 1,235,401,724.41 = 210,186,084.65 : x
  2. Step 2: Convert to fraction form
    823,601,845.13/1,235,401,724.41 = 210,186,084.65/x
  3. Step 3: Cross multiply
    823,601,845.13x = 1,235,401,724.41 × 210,186,084.65
  4. Step 4: Simplify right side
    823,601,845.13x = 259,664,251,423,596,256
  5. Step 5: Solve for x
    x = 259,664,251,423,596,256/823,601,845.13
  6. Step 6: Final answer
    x = 315,278,860.73

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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.