Home / 463,562,556.32-639,716,181.32-254,732,151.07

Finding the Fourth Proportional to 463,562,556.32, 639,716,181.32 and 254,732,151.07

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Solution

The fourth proportional to 463,562,556.32, 639,716,181.32 and 254,732,151.07 is: 351,530,288.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    463,562,556.32 : 639,716,181.32 = 254,732,151.07 : x
  2. Step 2: Convert to fraction form
    463,562,556.32/639,716,181.32 = 254,732,151.07/x
  3. Step 3: Cross multiply
    463,562,556.32x = 639,716,181.32 × 254,732,151.07
  4. Step 4: Simplify right side
    463,562,556.32x = 162,956,278,941,932,064
  5. Step 5: Solve for x
    x = 162,956,278,941,932,064/463,562,556.32
  6. Step 6: Final answer
    x = 351,530,288.03

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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.