Home / 168,035,606.42-231,891,992.72-92,690,579.13

Finding the Fourth Proportional to 168,035,606.42, 231,891,992.72 and 92,690,579.13

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Solution

The fourth proportional to 168,035,606.42, 231,891,992.72 and 92,690,579.13 is: 127,914,574.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,035,606.42 : 231,891,992.72 = 92,690,579.13 : x
  2. Step 2: Convert to fraction form
    168,035,606.42/231,891,992.72 = 92,690,579.13/x
  3. Step 3: Cross multiply
    168,035,606.42x = 231,891,992.72 × 92,690,579.13
  4. Step 4: Simplify right side
    168,035,606.42x = 21,494,203,100,363,092
  5. Step 5: Solve for x
    x = 21,494,203,100,363,092/168,035,606.42
  6. Step 6: Final answer
    x = 127,914,574.53

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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.