Home / 481,198,066.84-664,035,550.86-261,176,768.92

Finding the Fourth Proportional to 481,198,066.84, 664,035,550.86 and 261,176,768.92

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Solution

The fourth proportional to 481,198,066.84, 664,035,550.86 and 261,176,768.92 is: 360,414,290.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,198,066.84 : 664,035,550.86 = 261,176,768.92 : x
  2. Step 2: Convert to fraction form
    481,198,066.84/664,035,550.86 = 261,176,768.92/x
  3. Step 3: Cross multiply
    481,198,066.84x = 664,035,550.86 × 261,176,768.92
  4. Step 4: Simplify right side
    481,198,066.84x = 173,430,659,621,627,136
  5. Step 5: Solve for x
    x = 173,430,659,621,627,136/481,198,066.84
  6. Step 6: Final answer
    x = 360,414,290.03

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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.