Home / 227,531,808.50-313,991,660.32-123,107,588.60

Finding the Fourth Proportional to 227,531,808.50, 313,991,660.32 and 123,107,588.60

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Solution

The fourth proportional to 227,531,808.50, 313,991,660.32 and 123,107,588.60 is: 169,887,262.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,531,808.50 : 313,991,660.32 = 123,107,588.60 : x
  2. Step 2: Convert to fraction form
    227,531,808.50/313,991,660.32 = 123,107,588.60/x
  3. Step 3: Cross multiply
    227,531,808.50x = 313,991,660.32 × 123,107,588.60
  4. Step 4: Simplify right side
    227,531,808.50x = 38,654,756,140,627,776
  5. Step 5: Solve for x
    x = 38,654,756,140,627,776/227,531,808.50
  6. Step 6: Final answer
    x = 169,887,262.78

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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.