Home / 484,821,910.29-669,056,279.48-273,131,280.93

Finding the Fourth Proportional to 484,821,910.29, 669,056,279.48 and 273,131,280.93

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Solution

The fourth proportional to 484,821,910.29, 669,056,279.48 and 273,131,280.93 is: 376,922,318.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,821,910.29 : 669,056,279.48 = 273,131,280.93 : x
  2. Step 2: Convert to fraction form
    484,821,910.29/669,056,279.48 = 273,131,280.93/x
  3. Step 3: Cross multiply
    484,821,910.29x = 669,056,279.48 × 273,131,280.93
  4. Step 4: Simplify right side
    484,821,910.29x = 182,740,198,628,632,480
  5. Step 5: Solve for x
    x = 182,740,198,628,632,480/484,821,910.29
  6. Step 6: Final answer
    x = 376,922,318.79

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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.