Home / 19,501,261,968.88-26,911,745,405.62-11,880,307,591.56

Finding the Fourth Proportional to 19,501,261,968.88, 26,911,745,405.62 and 11,880,307,591.56

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Solution

The fourth proportional to 19,501,261,968.88, 26,911,745,405.62 and 11,880,307,591.56 is: 16,394,826,845.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,501,261,968.88 : 26,911,745,405.62 = 11,880,307,591.56 : x
  2. Step 2: Convert to fraction form
    19,501,261,968.88/26,911,745,405.62 = 11,880,307,591.56/x
  3. Step 3: Cross multiply
    19,501,261,968.88x = 26,911,745,405.62 × 11,880,307,591.56
  4. Step 4: Simplify right side
    19,501,261,968.88x = 319,719,813,244,517,220,352
  5. Step 5: Solve for x
    x = 319,719,813,244,517,220,352/19,501,261,968.88
  6. Step 6: Final answer
    x = 16,394,826,845.29

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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.