Home / 823,601,844.88-1,235,401,724.04-210,186,084.40

Finding the Fourth Proportional to 823,601,844.88, 1,235,401,724.04 and 210,186,084.40

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Solution

The fourth proportional to 823,601,844.88, 1,235,401,724.04 and 210,186,084.40 is: 315,278,860.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    823,601,844.88 : 1,235,401,724.04 = 210,186,084.40 : x
  2. Step 2: Convert to fraction form
    823,601,844.88/1,235,401,724.04 = 210,186,084.40/x
  3. Step 3: Cross multiply
    823,601,844.88x = 1,235,401,724.04 × 210,186,084.40
  4. Step 4: Simplify right side
    823,601,844.88x = 259,664,251,036,976,960
  5. Step 5: Solve for x
    x = 259,664,251,036,976,960/823,601,844.88
  6. Step 6: Final answer
    x = 315,278,860.35

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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.