Home / 494,404,828.48-682,279,410.68-268,343,893.16

Finding the Fourth Proportional to 494,404,828.48, 682,279,410.68 and 268,343,893.16

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Solution

The fourth proportional to 494,404,828.48, 682,279,410.68 and 268,343,893.16 is: 370,314,978.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,404,828.48 : 682,279,410.68 = 268,343,893.16 : x
  2. Step 2: Convert to fraction form
    494,404,828.48/682,279,410.68 = 268,343,893.16/x
  3. Step 3: Cross multiply
    494,404,828.48x = 682,279,410.68 × 268,343,893.16
  4. Step 4: Simplify right side
    494,404,828.48x = 183,085,513,284,781,664
  5. Step 5: Solve for x
    x = 183,085,513,284,781,664/494,404,828.48
  6. Step 6: Final answer
    x = 370,314,978.21

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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.