Home / 1,988,693,396.52-2,743,916,959.26-1,283,694,394.20

Finding the Fourth Proportional to 1,988,693,396.52, 2,743,916,959.26 and 1,283,694,394.20

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Solution

The fourth proportional to 1,988,693,396.52, 2,743,916,959.26 and 1,283,694,394.20 is: 1,771,188,472.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,988,693,396.52 : 2,743,916,959.26 = 1,283,694,394.20 : x
  2. Step 2: Convert to fraction form
    1,988,693,396.52/2,743,916,959.26 = 1,283,694,394.20/x
  3. Step 3: Cross multiply
    1,988,693,396.52x = 2,743,916,959.26 × 1,283,694,394.20
  4. Step 4: Simplify right side
    1,988,693,396.52x = 3,522,350,818,752,372,224
  5. Step 5: Solve for x
    x = 3,522,350,818,752,372,224/1,988,693,396.52
  6. Step 6: Final answer
    x = 1,771,188,472.25

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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.