Home / 252,730,662.16-378,809,408.60-116,133,791.44

Finding the Fourth Proportional to 252,730,662.16, 378,809,408.60 and 116,133,791.44

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Solution

The fourth proportional to 252,730,662.16, 378,809,408.60 and 116,133,791.44 is: 174,068,996.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,730,662.16 : 378,809,408.60 = 116,133,791.44 : x
  2. Step 2: Convert to fraction form
    252,730,662.16/378,809,408.60 = 116,133,791.44/x
  3. Step 3: Cross multiply
    252,730,662.16x = 378,809,408.60 × 116,133,791.44
  4. Step 4: Simplify right side
    252,730,662.16x = 43,992,572,853,862,144
  5. Step 5: Solve for x
    x = 43,992,572,853,862,144/252,730,662.16
  6. Step 6: Final answer
    x = 174,068,996.92

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.