Home / 166,835,999.10-250,253,998.65-115,817,663.10

Finding the Fourth Proportional to 166,835,999.10, 250,253,998.65 and 115,817,663.10

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Solution

The fourth proportional to 166,835,999.10, 250,253,998.65 and 115,817,663.10 is: 173,726,494.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,835,999.10 : 250,253,998.65 = 115,817,663.10 : x
  2. Step 2: Convert to fraction form
    166,835,999.10/250,253,998.65 = 115,817,663.10/x
  3. Step 3: Cross multiply
    166,835,999.10x = 250,253,998.65 × 115,817,663.10
  4. Step 4: Simplify right side
    166,835,999.10x = 28,983,833,305,073,556
  5. Step 5: Solve for x
    x = 28,983,833,305,073,556/166,835,999.10
  6. Step 6: Final answer
    x = 173,726,494.65

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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.