Home / 463,562,556.12-639,716,181.07-254,732,150.87

Finding the Fourth Proportional to 463,562,556.12, 639,716,181.07 and 254,732,150.87

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Solution

The fourth proportional to 463,562,556.12, 639,716,181.07 and 254,732,150.87 is: 351,530,287.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    463,562,556.12 : 639,716,181.07 = 254,732,150.87 : x
  2. Step 2: Convert to fraction form
    463,562,556.12/639,716,181.07 = 254,732,150.87/x
  3. Step 3: Cross multiply
    463,562,556.12x = 639,716,181.07 × 254,732,150.87
  4. Step 4: Simplify right side
    463,562,556.12x = 162,956,278,747,741,728
  5. Step 5: Solve for x
    x = 162,956,278,747,741,728/463,562,556.12
  6. Step 6: Final answer
    x = 351,530,287.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.