Home / 79,680,531,022.18-109,958,865,853.46-43,551,542,518.97

Finding the Fourth Proportional to 79,680,531,022.18, 109,958,865,853.46 and 43,551,542,518.97

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Solution

The fourth proportional to 79,680,531,022.18, 109,958,865,853.46 and 43,551,542,518.97 is: 60,100,982,763.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,680,531,022.18 : 109,958,865,853.46 = 43,551,542,518.97 : x
  2. Step 2: Convert to fraction form
    79,680,531,022.18/109,958,865,853.46 = 43,551,542,518.97/x
  3. Step 3: Cross multiply
    79,680,531,022.18x = 109,958,865,853.46 × 43,551,542,518.97
  4. Step 4: Simplify right side
    79,680,531,022.18x = 4,788,878,221,554,901,581,824
  5. Step 5: Solve for x
    x = 4,788,878,221,554,901,581,824/79,680,531,022.18
  6. Step 6: Final answer
    x = 60,100,982,763.55

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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.