Home / 12,945,450,182.20-19,427,245,199.70-8,298,624,556.60

Finding the Fourth Proportional to 12,945,450,182.20, 19,427,245,199.70 and 8,298,624,556.60

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Solution

The fourth proportional to 12,945,450,182.20, 19,427,245,199.70 and 8,298,624,556.60 is: 12,453,751,071.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,945,450,182.20 : 19,427,245,199.70 = 8,298,624,556.60 : x
  2. Step 2: Convert to fraction form
    12,945,450,182.20/19,427,245,199.70 = 8,298,624,556.60/x
  3. Step 3: Cross multiply
    12,945,450,182.20x = 19,427,245,199.70 × 8,298,624,556.60
  4. Step 4: Simplify right side
    12,945,450,182.20x = 161,219,414,081,319,895,040
  5. Step 5: Solve for x
    x = 161,219,414,081,319,895,040/12,945,450,182.20
  6. Step 6: Final answer
    x = 12,453,751,071.79

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.