Home / 433,987,967.72-598,832,401.02-255,522,249.78

Finding the Fourth Proportional to 433,987,967.72, 598,832,401.02 and 255,522,249.78

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Solution

The fourth proportional to 433,987,967.72, 598,832,401.02 and 255,522,249.78 is: 352,578,904.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,987,967.72 : 598,832,401.02 = 255,522,249.78 : x
  2. Step 2: Convert to fraction form
    433,987,967.72/598,832,401.02 = 255,522,249.78/x
  3. Step 3: Cross multiply
    433,987,967.72x = 598,832,401.02 × 255,522,249.78
  4. Step 4: Simplify right side
    433,987,967.72x = 153,015,002,349,789,568
  5. Step 5: Solve for x
    x = 153,015,002,349,789,568/433,987,967.72
  6. Step 6: Final answer
    x = 352,578,904.79

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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.