Home / 231,823,999.20-347,735,998.80-150,194,661.60

Finding the Fourth Proportional to 231,823,999.20, 347,735,998.80 and 150,194,661.60

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Solution

The fourth proportional to 231,823,999.20, 347,735,998.80 and 150,194,661.60 is: 225,291,992.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,823,999.20 : 347,735,998.80 = 150,194,661.60 : x
  2. Step 2: Convert to fraction form
    231,823,999.20/347,735,998.80 = 150,194,661.60/x
  3. Step 3: Cross multiply
    231,823,999.20x = 347,735,998.80 × 150,194,661.60
  4. Step 4: Simplify right side
    231,823,999.20x = 52,228,090,665,904,008
  5. Step 5: Solve for x
    x = 52,228,090,665,904,008/231,823,999.20
  6. Step 6: Final answer
    x = 225,291,992.40

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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.