Home / 734,505,859.82-1,101,928,996.44-209,881,794.69

Finding the Fourth Proportional to 734,505,859.82, 1,101,928,996.44 and 209,881,794.69

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Solution

The fourth proportional to 734,505,859.82, 1,101,928,996.44 and 209,881,794.69 is: 314,871,327.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,505,859.82 : 1,101,928,996.44 = 209,881,794.69 : x
  2. Step 2: Convert to fraction form
    734,505,859.82/1,101,928,996.44 = 209,881,794.69/x
  3. Step 3: Cross multiply
    734,505,859.82x = 1,101,928,996.44 × 209,881,794.69
  4. Step 4: Simplify right side
    734,505,859.82x = 231,274,835,393,777,824
  5. Step 5: Solve for x
    x = 231,274,835,393,777,824/734,505,859.82
  6. Step 6: Final answer
    x = 314,871,327.85

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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.