Home / 269,587,419,416.68-404,285,745,751.80-78,319,664,374

Finding the Fourth Proportional to 269,587,419,416.68, 404,285,745,751.80 and 78,319,664,374

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Solution

The fourth proportional to 269,587,419,416.68, 404,285,745,751.80 and 78,319,664,374 is: 117,451,786,092.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,587,419,416.68 : 404,285,745,751.80 = 78,319,664,374 : x
  2. Step 2: Convert to fraction form
    269,587,419,416.68/404,285,745,751.80 = 78,319,664,374/x
  3. Step 3: Cross multiply
    269,587,419,416.68x = 404,285,745,751.80 × 78,319,664,374
  4. Step 4: Simplify right side
    269,587,419,416.68x = 31,663,523,918,473,271,967,744
  5. Step 5: Solve for x
    x = 31,663,523,918,473,271,967,744/269,587,419,416.68
  6. Step 6: Final answer
    x = 117,451,786,092.19

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.