Home / 1,129,848,344.99-1,694,741,188.73-300,809,100.19

Finding the Fourth Proportional to 1,129,848,344.99, 1,694,741,188.73 and 300,809,100.19

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Solution

The fourth proportional to 1,129,848,344.99, 1,694,741,188.73 and 300,809,100.19 is: 451,205,309.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,129,848,344.99 : 1,694,741,188.73 = 300,809,100.19 : x
  2. Step 2: Convert to fraction form
    1,129,848,344.99/1,694,741,188.73 = 300,809,100.19/x
  3. Step 3: Cross multiply
    1,129,848,344.99x = 1,694,741,188.73 × 300,809,100.19
  4. Step 4: Simplify right side
    1,129,848,344.99x = 509,793,572,028,328,576
  5. Step 5: Solve for x
    x = 509,793,572,028,328,576/1,129,848,344.99
  6. Step 6: Final answer
    x = 451,205,309.36

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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.