Home / 481,184,792.11-664,035,504.56-261,168,263.47

Finding the Fourth Proportional to 481,184,792.11, 664,035,504.56 and 261,168,263.47

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Solution

The fourth proportional to 481,184,792.11, 664,035,504.56 and 261,168,263.47 is: 360,412,470.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,184,792.11 : 664,035,504.56 = 261,168,263.47 : x
  2. Step 2: Convert to fraction form
    481,184,792.11/664,035,504.56 = 261,168,263.47/x
  3. Step 3: Cross multiply
    481,184,792.11x = 664,035,504.56 × 261,168,263.47
  4. Step 4: Simplify right side
    481,184,792.11x = 173,424,999,608,360,448
  5. Step 5: Solve for x
    x = 173,424,999,608,360,448/481,184,792.11
  6. Step 6: Final answer
    x = 360,412,470.33

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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.