Home / 1,206,747,768.88-1,809,144,834.24-377,274,448.56

Finding the Fourth Proportional to 1,206,747,768.88, 1,809,144,834.24 and 377,274,448.56

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Solution

The fourth proportional to 1,206,747,768.88, 1,809,144,834.24 and 377,274,448.56 is: 565,606,282.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,206,747,768.88 : 1,809,144,834.24 = 377,274,448.56 : x
  2. Step 2: Convert to fraction form
    1,206,747,768.88/1,809,144,834.24 = 377,274,448.56/x
  3. Step 3: Cross multiply
    1,206,747,768.88x = 1,809,144,834.24 × 377,274,448.56
  4. Step 4: Simplify right side
    1,206,747,768.88x = 682,544,119,703,068,672
  5. Step 5: Solve for x
    x = 682,544,119,703,068,672/1,206,747,768.88
  6. Step 6: Final answer
    x = 565,606,282.69

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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.