Home / 453,383,078.85-680,049,037.68-200,918,523.48

Finding the Fourth Proportional to 453,383,078.85, 680,049,037.68 and 200,918,523.48

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Solution

The fourth proportional to 453,383,078.85, 680,049,037.68 and 200,918,523.48 is: 301,366,449.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,383,078.85 : 680,049,037.68 = 200,918,523.48 : x
  2. Step 2: Convert to fraction form
    453,383,078.85/680,049,037.68 = 200,918,523.48/x
  3. Step 3: Cross multiply
    453,383,078.85x = 680,049,037.68 × 200,918,523.48
  4. Step 4: Simplify right side
    453,383,078.85x = 136,634,448,544,660,464
  5. Step 5: Solve for x
    x = 136,634,448,544,660,464/453,383,078.85
  6. Step 6: Final answer
    x = 301,366,449.08

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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.