Home / 231,917,276.70-320,026,817.43-136,532,645.46

Finding the Fourth Proportional to 231,917,276.70, 320,026,817.43 and 136,532,645.46

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Solution

The fourth proportional to 231,917,276.70, 320,026,817.43 and 136,532,645.46 is: 188,403,850.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,917,276.70 : 320,026,817.43 = 136,532,645.46 : x
  2. Step 2: Convert to fraction form
    231,917,276.70/320,026,817.43 = 136,532,645.46/x
  3. Step 3: Cross multiply
    231,917,276.70x = 320,026,817.43 × 136,532,645.46
  4. Step 4: Simplify right side
    231,917,276.70x = 43,694,108,001,862,344
  5. Step 5: Solve for x
    x = 43,694,108,001,862,344/231,917,276.70
  6. Step 6: Final answer
    x = 188,403,850.82

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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.