Home / 195,781,078,160.76-270,177,900,854.21-108,971,784,915.15

Finding the Fourth Proportional to 195,781,078,160.76, 270,177,900,854.21 and 108,971,784,915.15

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Solution

The fourth proportional to 195,781,078,160.76, 270,177,900,854.21 and 108,971,784,915.15 is: 150,381,070,414.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,781,078,160.76 : 270,177,900,854.21 = 108,971,784,915.15 : x
  2. Step 2: Convert to fraction form
    195,781,078,160.76/270,177,900,854.21 = 108,971,784,915.15/x
  3. Step 3: Cross multiply
    195,781,078,160.76x = 270,177,900,854.21 × 108,971,784,915.15
  4. Step 4: Simplify right side
    195,781,078,160.76x = 29,441,768,100,711,691,714,560
  5. Step 5: Solve for x
    x = 29,441,768,100,711,691,714,560/195,781,078,160.76
  6. Step 6: Final answer
    x = 150,381,070,414.46

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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.