Home / 227,086,070.57-313,378,914.68-122,664,188.03

Finding the Fourth Proportional to 227,086,070.57, 313,378,914.68 and 122,664,188.03

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Solution

The fourth proportional to 227,086,070.57, 313,378,914.68 and 122,664,188.03 is: 169,276,653.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,086,070.57 : 313,378,914.68 = 122,664,188.03 : x
  2. Step 2: Convert to fraction form
    227,086,070.57/313,378,914.68 = 122,664,188.03/x
  3. Step 3: Cross multiply
    227,086,070.57x = 313,378,914.68 × 122,664,188.03
  4. Step 4: Simplify right side
    227,086,070.57x = 38,440,370,115,678,320
  5. Step 5: Solve for x
    x = 38,440,370,115,678,320/227,086,070.57
  6. Step 6: Final answer
    x = 169,276,653.64

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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.