Home / 192,728,489,305.67-265,971,693,646.50-105,924,135,854.69

Finding the Fourth Proportional to 192,728,489,305.67, 265,971,693,646.50 and 105,924,135,854.69

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Solution

The fourth proportional to 192,728,489,305.67, 265,971,693,646.50 and 105,924,135,854.69 is: 146,178,813,069.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,728,489,305.67 : 265,971,693,646.50 = 105,924,135,854.69 : x
  2. Step 2: Convert to fraction form
    192,728,489,305.67/265,971,693,646.50 = 105,924,135,854.69/x
  3. Step 3: Cross multiply
    192,728,489,305.67x = 265,971,693,646.50 × 105,924,135,854.69
  4. Step 4: Simplify right side
    192,728,489,305.67x = 28,172,821,811,313,856,479,232
  5. Step 5: Solve for x
    x = 28,172,821,811,313,856,479,232/192,728,489,305.67
  6. Step 6: Final answer
    x = 146,178,813,069.15

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1.5x scale

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.