Home / 419,933,751,694.02-579,446,237,580.66-255,049,468,119.90

Finding the Fourth Proportional to 419,933,751,694.02, 579,446,237,580.66 and 255,049,468,119.90

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Solution

The fourth proportional to 419,933,751,694.02, 579,446,237,580.66 and 255,049,468,119.90 is: 351,930,403,552.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    419,933,751,694.02 : 579,446,237,580.66 = 255,049,468,119.90 : x
  2. Step 2: Convert to fraction form
    419,933,751,694.02/579,446,237,580.66 = 255,049,468,119.90/x
  3. Step 3: Cross multiply
    419,933,751,694.02x = 579,446,237,580.66 × 255,049,468,119.90
  4. Step 4: Simplify right side
    419,933,751,694.02x = 147,787,454,699,024,544,694,272
  5. Step 5: Solve for x
    x = 147,787,454,699,024,544,694,272/419,933,751,694.02
  6. Step 6: Final answer
    x = 351,930,403,552.58

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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.