Home / 823,601,847.24-1,235,401,727.56-210,186,086.76

Finding the Fourth Proportional to 823,601,847.24, 1,235,401,727.56 and 210,186,086.76

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Solution

The fourth proportional to 823,601,847.24, 1,235,401,727.56 and 210,186,086.76 is: 315,278,863.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    823,601,847.24 : 1,235,401,727.56 = 210,186,086.76 : x
  2. Step 2: Convert to fraction form
    823,601,847.24/1,235,401,727.56 = 210,186,086.76/x
  3. Step 3: Cross multiply
    823,601,847.24x = 1,235,401,727.56 × 210,186,086.76
  4. Step 4: Simplify right side
    823,601,847.24x = 259,664,254,692,380,032
  5. Step 5: Solve for x
    x = 259,664,254,692,380,032/823,601,847.24
  6. Step 6: Final answer
    x = 315,278,863.89

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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.