Home / 481,184,791.11-664,035,503.18-261,168,262.47

Finding the Fourth Proportional to 481,184,791.11, 664,035,503.18 and 261,168,262.47

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Solution

The fourth proportional to 481,184,791.11, 664,035,503.18 and 261,168,262.47 is: 360,412,468.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,184,791.11 : 664,035,503.18 = 261,168,262.47 : x
  2. Step 2: Convert to fraction form
    481,184,791.11/664,035,503.18 = 261,168,262.47/x
  3. Step 3: Cross multiply
    481,184,791.11x = 664,035,503.18 × 261,168,262.47
  4. Step 4: Simplify right side
    481,184,791.11x = 173,424,998,582,606,912
  5. Step 5: Solve for x
    x = 173,424,998,582,606,912/481,184,791.11
  6. Step 6: Final answer
    x = 360,412,468.94

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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.