Home / 227,821,556.35-314,393,758.29-123,399,627.52

Finding the Fourth Proportional to 227,821,556.35, 314,393,758.29 and 123,399,627.52

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Solution

The fourth proportional to 227,821,556.35, 314,393,758.29 and 123,399,627.52 is: 170,291,491.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,821,556.35 : 314,393,758.29 = 123,399,627.52 : x
  2. Step 2: Convert to fraction form
    227,821,556.35/314,393,758.29 = 123,399,627.52/x
  3. Step 3: Cross multiply
    227,821,556.35x = 314,393,758.29 × 123,399,627.52
  4. Step 4: Simplify right side
    227,821,556.35x = 38,796,072,667,598,912
  5. Step 5: Solve for x
    x = 38,796,072,667,598,912/227,821,556.35
  6. Step 6: Final answer
    x = 170,291,491.68

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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.