Home / 195,781,078,149.36-270,177,900,838.42-108,971,784,903.73

Finding the Fourth Proportional to 195,781,078,149.36, 270,177,900,838.42 and 108,971,784,903.73

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Solution

The fourth proportional to 195,781,078,149.36, 270,177,900,838.42 and 108,971,784,903.73 is: 150,381,070,398.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,781,078,149.36 : 270,177,900,838.42 = 108,971,784,903.73 : x
  2. Step 2: Convert to fraction form
    195,781,078,149.36/270,177,900,838.42 = 108,971,784,903.73/x
  3. Step 3: Cross multiply
    195,781,078,149.36x = 270,177,900,838.42 × 108,971,784,903.73
  4. Step 4: Simplify right side
    195,781,078,149.36x = 29,441,768,095,905,598,144,512
  5. Step 5: Solve for x
    x = 29,441,768,095,905,598,144,512/195,781,078,149.36
  6. Step 6: Final answer
    x = 150,381,070,398.67

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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.