Home / 1,897,255,647,331.90-2,618,212,793,318.20-1,085,270,729,949.10

Finding the Fourth Proportional to 1,897,255,647,331.90, 2,618,212,793,318.20 and 1,085,270,729,949.10

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Solution

The fourth proportional to 1,897,255,647,331.90, 2,618,212,793,318.20 and 1,085,270,729,949.10 is: 1,497,673,607,329.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,897,255,647,331.90 : 2,618,212,793,318.20 = 1,085,270,729,949.10 : x
  2. Step 2: Convert to fraction form
    1,897,255,647,331.90/2,618,212,793,318.20 = 1,085,270,729,949.10/x
  3. Step 3: Cross multiply
    1,897,255,647,331.90x = 2,618,212,793,318.20 × 1,085,270,729,949.10
  4. Step 4: Simplify right side
    1,897,255,647,331.90x = 2,841,469,709,366,515,302,662,144
  5. Step 5: Solve for x
    x = 2,841,469,709,366,515,302,662,144/1,897,255,647,331.90
  6. Step 6: Final answer
    x = 1,497,673,607,329.86

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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.