Home / 823,601,847.36-1,235,401,727.76-210,186,086.88

Finding the Fourth Proportional to 823,601,847.36, 1,235,401,727.76 and 210,186,086.88

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Solution

The fourth proportional to 823,601,847.36, 1,235,401,727.76 and 210,186,086.88 is: 315,278,864.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    823,601,847.36 : 1,235,401,727.76 = 210,186,086.88 : x
  2. Step 2: Convert to fraction form
    823,601,847.36/1,235,401,727.76 = 210,186,086.88/x
  3. Step 3: Cross multiply
    823,601,847.36x = 1,235,401,727.76 × 210,186,086.88
  4. Step 4: Simplify right side
    823,601,847.36x = 259,664,254,882,665,472
  5. Step 5: Solve for x
    x = 259,664,254,882,665,472/823,601,847.36
  6. Step 6: Final answer
    x = 315,278,864.07

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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.