Home / 195,781,078,148.10-270,177,900,836.70-108,971,784,902.49

Finding the Fourth Proportional to 195,781,078,148.10, 270,177,900,836.70 and 108,971,784,902.49

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Solution

The fourth proportional to 195,781,078,148.10, 270,177,900,836.70 and 108,971,784,902.49 is: 150,381,070,396.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,781,078,148.10 : 270,177,900,836.70 = 108,971,784,902.49 : x
  2. Step 2: Convert to fraction form
    195,781,078,148.10/270,177,900,836.70 = 108,971,784,902.49/x
  3. Step 3: Cross multiply
    195,781,078,148.10x = 270,177,900,836.70 × 108,971,784,902.49
  4. Step 4: Simplify right side
    195,781,078,148.10x = 29,441,768,095,383,147,249,664
  5. Step 5: Solve for x
    x = 29,441,768,095,383,147,249,664/195,781,078,148.10
  6. Step 6: Final answer
    x = 150,381,070,396.97

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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.