Home / 422,334,908.73-582,845,016.83-236,755,536.57

Finding the Fourth Proportional to 422,334,908.73, 582,845,016.83 and 236,755,536.57

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Solution

The fourth proportional to 422,334,908.73, 582,845,016.83 and 236,755,536.57 is: 326,735,445.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    422,334,908.73 : 582,845,016.83 = 236,755,536.57 : x
  2. Step 2: Convert to fraction form
    422,334,908.73/582,845,016.83 = 236,755,536.57/x
  3. Step 3: Cross multiply
    422,334,908.73x = 582,845,016.83 × 236,755,536.57
  4. Step 4: Simplify right side
    422,334,908.73x = 137,991,784,695,553,552
  5. Step 5: Solve for x
    x = 137,991,784,695,553,552/422,334,908.73
  6. Step 6: Final answer
    x = 326,735,445.83

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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.