Home / 2,068,644,340.90-2,854,789,481.96-1,128,907,515.97

Finding the Fourth Proportional to 2,068,644,340.90, 2,854,789,481.96 and 1,128,907,515.97

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Solution

The fourth proportional to 2,068,644,340.90, 2,854,789,481.96 and 1,128,907,515.97 is: 1,557,925,274.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,068,644,340.90 : 2,854,789,481.96 = 1,128,907,515.97 : x
  2. Step 2: Convert to fraction form
    2,068,644,340.90/2,854,789,481.96 = 1,128,907,515.97/x
  3. Step 3: Cross multiply
    2,068,644,340.90x = 2,854,789,481.96 × 1,128,907,515.97
  4. Step 4: Simplify right side
    2,068,644,340.90x = 3,222,793,302,696,747,008
  5. Step 5: Solve for x
    x = 3,222,793,302,696,747,008/2,068,644,340.90
  6. Step 6: Final answer
    x = 1,557,925,274.53

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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.