Home / 3,172,313,368.82-4,377,529,319.78-1,743,309,336.54

Finding the Fourth Proportional to 3,172,313,368.82, 4,377,529,319.78 and 1,743,309,336.54

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Solution

The fourth proportional to 3,172,313,368.82, 4,377,529,319.78 and 1,743,309,336.54 is: 2,405,622,284.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,172,313,368.82 : 4,377,529,319.78 = 1,743,309,336.54 : x
  2. Step 2: Convert to fraction form
    3,172,313,368.82/4,377,529,319.78 = 1,743,309,336.54/x
  3. Step 3: Cross multiply
    3,172,313,368.82x = 4,377,529,319.78 × 1,743,309,336.54
  4. Step 4: Simplify right side
    3,172,313,368.82x = 7,631,387,734,150,068,224
  5. Step 5: Solve for x
    x = 7,631,387,734,150,068,224/3,172,313,368.82
  6. Step 6: Final answer
    x = 2,405,622,284.72

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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.