Home / 218,293,549,910.78-327,147,636,961.97-169,892,762,404.95

Finding the Fourth Proportional to 218,293,549,910.78, 327,147,636,961.97 and 169,892,762,404.95

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Solution

The fourth proportional to 218,293,549,910.78, 327,147,636,961.97 and 169,892,762,404.95 is: 254,611,351,459.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,293,549,910.78 : 327,147,636,961.97 = 169,892,762,404.95 : x
  2. Step 2: Convert to fraction form
    218,293,549,910.78/327,147,636,961.97 = 169,892,762,404.95/x
  3. Step 3: Cross multiply
    218,293,549,910.78x = 327,147,636,961.97 × 169,892,762,404.95
  4. Step 4: Simplify right side
    218,293,549,910.78x = 55,580,015,757,720,805,179,392
  5. Step 5: Solve for x
    x = 55,580,015,757,720,805,179,392/218,293,549,910.78
  6. Step 6: Final answer
    x = 254,611,351,459.71

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1.5x scale

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.