Home / 205,902,310.16-308,853,217.40-52,548,383.04

Finding the Fourth Proportional to 205,902,310.16, 308,853,217.40 and 52,548,383.04

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Solution

The fourth proportional to 205,902,310.16, 308,853,217.40 and 52,548,383.04 is: 78,822,511.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,902,310.16 : 308,853,217.40 = 52,548,383.04 : x
  2. Step 2: Convert to fraction form
    205,902,310.16/308,853,217.40 = 52,548,383.04/x
  3. Step 3: Cross multiply
    205,902,310.16x = 308,853,217.40 × 52,548,383.04
  4. Step 4: Simplify right side
    205,902,310.16x = 16,229,737,171,071,592
  5. Step 5: Solve for x
    x = 16,229,737,171,071,592/205,902,310.16
  6. Step 6: Final answer
    x = 78,822,511.31

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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.