Home / 792,650,741,598.80-1,188,489,520,077.90-308,039,117,480.97

Finding the Fourth Proportional to 792,650,741,598.80, 1,188,489,520,077.90 and 308,039,117,480.97

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Solution

The fourth proportional to 792,650,741,598.80, 1,188,489,520,077.90 and 308,039,117,480.97 is: 461,869,577,213.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,650,741,598.80 : 1,188,489,520,077.90 = 308,039,117,480.97 : x
  2. Step 2: Convert to fraction form
    792,650,741,598.80/1,188,489,520,077.90 = 308,039,117,480.97/x
  3. Step 3: Cross multiply
    792,650,741,598.80x = 1,188,489,520,077.90 × 308,039,117,480.97
  4. Step 4: Simplify right side
    792,650,741,598.80x = 366,101,262,900,177,793,974,272
  5. Step 5: Solve for x
    x = 366,101,262,900,177,793,974,272/792,650,741,598.80
  6. Step 6: Final answer
    x = 461,869,577,213.47

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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.