Home / 734,505,860.82-1,101,928,997.94-209,881,795.69

Finding the Fourth Proportional to 734,505,860.82, 1,101,928,997.94 and 209,881,795.69

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Solution

The fourth proportional to 734,505,860.82, 1,101,928,997.94 and 209,881,795.69 is: 314,871,329.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,505,860.82 : 1,101,928,997.94 = 209,881,795.69 : x
  2. Step 2: Convert to fraction form
    734,505,860.82/1,101,928,997.94 = 209,881,795.69/x
  3. Step 3: Cross multiply
    734,505,860.82x = 1,101,928,997.94 × 209,881,795.69
  4. Step 4: Simplify right side
    734,505,860.82x = 231,274,836,810,529,536
  5. Step 5: Solve for x
    x = 231,274,836,810,529,536/734,505,860.82
  6. Step 6: Final answer
    x = 314,871,329.35

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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.