Home / 107,855,999.10-161,783,998.65-39,684,584.70

Finding the Fourth Proportional to 107,855,999.10, 161,783,998.65 and 39,684,584.70

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Solution

The fourth proportional to 107,855,999.10, 161,783,998.65 and 39,684,584.70 is: 59,526,877.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,855,999.10 : 161,783,998.65 = 39,684,584.70 : x
  2. Step 2: Convert to fraction form
    107,855,999.10/161,783,998.65 = 39,684,584.70/x
  3. Step 3: Cross multiply
    107,855,999.10x = 161,783,998.65 × 39,684,584.70
  4. Step 4: Simplify right side
    107,855,999.10x = 6,420,330,797,530,611
  5. Step 5: Solve for x
    x = 6,420,330,797,530,611/107,855,999.10
  6. Step 6: Final answer
    x = 59,526,877.05

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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.