Home / 227,084,129.49-313,376,224.89-122,662,201.83

Finding the Fourth Proportional to 227,084,129.49, 313,376,224.89 and 122,662,201.83

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Solution

The fourth proportional to 227,084,129.49, 313,376,224.89 and 122,662,201.83 is: 169,273,906.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,084,129.49 : 313,376,224.89 = 122,662,201.83 : x
  2. Step 2: Convert to fraction form
    227,084,129.49/313,376,224.89 = 122,662,201.83/x
  3. Step 3: Cross multiply
    227,084,129.49x = 313,376,224.89 × 122,662,201.83
  4. Step 4: Simplify right side
    227,084,129.49x = 38,439,417,746,180,648
  5. Step 5: Solve for x
    x = 38,439,417,746,180,648/227,084,129.49
  6. Step 6: Final answer
    x = 169,273,906.69

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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.