Home / 417,458,654.60-576,093,976.07-231,819,664.82

Finding the Fourth Proportional to 417,458,654.60, 576,093,976.07 and 231,819,664.82

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Solution

The fourth proportional to 417,458,654.60, 576,093,976.07 and 231,819,664.82 is: 319,911,710.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,458,654.60 : 576,093,976.07 = 231,819,664.82 : x
  2. Step 2: Convert to fraction form
    417,458,654.60/576,093,976.07 = 231,819,664.82/x
  3. Step 3: Cross multiply
    417,458,654.60x = 576,093,976.07 × 231,819,664.82
  4. Step 4: Simplify right side
    417,458,654.60x = 133,549,912,433,328,944
  5. Step 5: Solve for x
    x = 133,549,912,433,328,944/417,458,654.60
  6. Step 6: Final answer
    x = 319,911,710.93

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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.