Home / 205,902,327.98-308,853,244.11-52,548,400.82

Finding the Fourth Proportional to 205,902,327.98, 308,853,244.11 and 52,548,400.82

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Solution

The fourth proportional to 205,902,327.98, 308,853,244.11 and 52,548,400.82 is: 78,822,537.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,902,327.98 : 308,853,244.11 = 52,548,400.82 : x
  2. Step 2: Convert to fraction form
    205,902,327.98/308,853,244.11 = 52,548,400.82/x
  3. Step 3: Cross multiply
    205,902,327.98x = 308,853,244.11 × 52,548,400.82
  4. Step 4: Simplify right side
    205,902,327.98x = 16,229,744,067,018,772
  5. Step 5: Solve for x
    x = 16,229,744,067,018,772/205,902,327.98
  6. Step 6: Final answer
    x = 78,822,537.98

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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.