Home / 3,320,788,839.05-4,582,743,042.88-1,982,795,850.39

Finding the Fourth Proportional to 3,320,788,839.05, 4,582,743,042.88 and 1,982,795,850.39

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Solution

The fourth proportional to 3,320,788,839.05, 4,582,743,042.88 and 1,982,795,850.39 is: 2,736,290,781.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,320,788,839.05 : 4,582,743,042.88 = 1,982,795,850.39 : x
  2. Step 2: Convert to fraction form
    3,320,788,839.05/4,582,743,042.88 = 1,982,795,850.39/x
  3. Step 3: Cross multiply
    3,320,788,839.05x = 4,582,743,042.88 × 1,982,795,850.39
  4. Step 4: Simplify right side
    3,320,788,839.05x = 9,086,643,888,828,310,528
  5. Step 5: Solve for x
    x = 9,086,643,888,828,310,528/3,320,788,839.05
  6. Step 6: Final answer
    x = 2,736,290,781.87

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Double scale
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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.