Home / 192,728,489,308.86-265,971,693,650.94-105,924,135,857.89

Finding the Fourth Proportional to 192,728,489,308.86, 265,971,693,650.94 and 105,924,135,857.89

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Solution

The fourth proportional to 192,728,489,308.86, 265,971,693,650.94 and 105,924,135,857.89 is: 146,178,813,073.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,728,489,308.86 : 265,971,693,650.94 = 105,924,135,857.89 : x
  2. Step 2: Convert to fraction form
    192,728,489,308.86/265,971,693,650.94 = 105,924,135,857.89/x
  3. Step 3: Cross multiply
    192,728,489,308.86x = 265,971,693,650.94 × 105,924,135,857.89
  4. Step 4: Simplify right side
    192,728,489,308.86x = 28,172,821,812,635,267,760,128
  5. Step 5: Solve for x
    x = 28,172,821,812,635,267,760,128/192,728,489,308.86
  6. Step 6: Final answer
    x = 146,178,813,073.59

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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.