Home / 213,441,396,150.55-320,162,842,588.68-54,264,512,674.17

Finding the Fourth Proportional to 213,441,396,150.55, 320,162,842,588.68 and 54,264,512,674.17

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Solution

The fourth proportional to 213,441,396,150.55, 320,162,842,588.68 and 54,264,512,674.17 is: 81,396,959,272.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,441,396,150.55 : 320,162,842,588.68 = 54,264,512,674.17 : x
  2. Step 2: Convert to fraction form
    213,441,396,150.55/320,162,842,588.68 = 54,264,512,674.17/x
  3. Step 3: Cross multiply
    213,441,396,150.55x = 320,162,842,588.68 × 54,264,512,674.17
  4. Step 4: Simplify right side
    213,441,396,150.55x = 17,373,480,629,451,718,918,144
  5. Step 5: Solve for x
    x = 17,373,480,629,451,718,918,144/213,441,396,150.55
  6. Step 6: Final answer
    x = 81,396,959,272.12

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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.