Home / 13,548,889,873.35-18,696,371,839.83-7,833,540,993.17

Finding the Fourth Proportional to 13,548,889,873.35, 18,696,371,839.83 and 7,833,540,993.17

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Solution

The fourth proportional to 13,548,889,873.35, 18,696,371,839.83 and 7,833,540,993.17 is: 10,809,652,790.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,548,889,873.35 : 18,696,371,839.83 = 7,833,540,993.17 : x
  2. Step 2: Convert to fraction form
    13,548,889,873.35/18,696,371,839.83 = 7,833,540,993.17/x
  3. Step 3: Cross multiply
    13,548,889,873.35x = 18,696,371,839.83 × 7,833,540,993.17
  4. Step 4: Simplify right side
    13,548,889,873.35x = 146,458,795,230,764,056,576
  5. Step 5: Solve for x
    x = 146,458,795,230,764,056,576/13,548,889,873.35
  6. Step 6: Final answer
    x = 10,809,652,790.73

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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.