Home / 166,805,999.10-250,208,998.65-137,895,608.70

Finding the Fourth Proportional to 166,805,999.10, 250,208,998.65 and 137,895,608.70

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Solution

The fourth proportional to 166,805,999.10, 250,208,998.65 and 137,895,608.70 is: 206,843,413.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,805,999.10 : 250,208,998.65 = 137,895,608.70 : x
  2. Step 2: Convert to fraction form
    166,805,999.10/250,208,998.65 = 137,895,608.70/x
  3. Step 3: Cross multiply
    166,805,999.10x = 250,208,998.65 × 137,895,608.70
  4. Step 4: Simplify right side
    166,805,999.10x = 34,502,722,171,059,228
  5. Step 5: Solve for x
    x = 34,502,722,171,059,228/166,805,999.10
  6. Step 6: Final answer
    x = 206,843,413.05

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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.