Home / 195,781,078,149.99-270,177,900,839.32-108,971,784,904.38

Finding the Fourth Proportional to 195,781,078,149.99, 270,177,900,839.32 and 108,971,784,904.38

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Solution

The fourth proportional to 195,781,078,149.99, 270,177,900,839.32 and 108,971,784,904.38 is: 150,381,070,399.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,781,078,149.99 : 270,177,900,839.32 = 108,971,784,904.38 : x
  2. Step 2: Convert to fraction form
    195,781,078,149.99/270,177,900,839.32 = 108,971,784,904.38/x
  3. Step 3: Cross multiply
    195,781,078,149.99x = 270,177,900,839.32 × 108,971,784,904.38
  4. Step 4: Simplify right side
    195,781,078,149.99x = 29,441,768,096,179,289,063,424
  5. Step 5: Solve for x
    x = 29,441,768,096,179,289,063,424/195,781,078,149.99
  6. Step 6: Final answer
    x = 150,381,070,399.58

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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.