Home / 227,084,007.71-313,376,056.73-122,662,080.06

Finding the Fourth Proportional to 227,084,007.71, 313,376,056.73 and 122,662,080.06

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Solution

The fourth proportional to 227,084,007.71, 313,376,056.73 and 122,662,080.06 is: 169,273,738.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,084,007.71 : 313,376,056.73 = 122,662,080.06 : x
  2. Step 2: Convert to fraction form
    227,084,007.71/313,376,056.73 = 122,662,080.06/x
  3. Step 3: Cross multiply
    227,084,007.71x = 313,376,056.73 × 122,662,080.06
  4. Step 4: Simplify right side
    227,084,007.71x = 38,439,358,958,173,872
  5. Step 5: Solve for x
    x = 38,439,358,958,173,872/227,084,007.71
  6. Step 6: Final answer
    x = 169,273,738.58

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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.