Home / 13,693,661,738,876-18,897,265,376,456-7,443,526,759,143.60

Finding the Fourth Proportional to 13,693,661,738,876, 18,897,265,376,456 and 7,443,526,759,143.60

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Solution

The fourth proportional to 13,693,661,738,876, 18,897,265,376,456 and 7,443,526,759,143.60 is: 10,272,073,546,621.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,693,661,738,876 : 18,897,265,376,456 = 7,443,526,759,143.60 : x
  2. Step 2: Convert to fraction form
    13,693,661,738,876/18,897,265,376,456 = 7,443,526,759,143.60/x
  3. Step 3: Cross multiply
    13,693,661,738,876x = 18,897,265,376,456 × 7,443,526,759,143.60
  4. Step 4: Simplify right side
    13,693,661,738,876x = 140,662,300,504,288,079,332,245,504
  5. Step 5: Solve for x
    x = 140,662,300,504,288,079,332,245,504/13,693,661,738,876
  6. Step 6: Final answer
    x = 10,272,073,546,621.28

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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.