Home / 231,836,007.20-347,754,010.80-150,206,669.60

Finding the Fourth Proportional to 231,836,007.20, 347,754,010.80 and 150,206,669.60

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Solution

The fourth proportional to 231,836,007.20, 347,754,010.80 and 150,206,669.60 is: 225,310,004.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,836,007.20 : 347,754,010.80 = 150,206,669.60 : x
  2. Step 2: Convert to fraction form
    231,836,007.20/347,754,010.80 = 150,206,669.60/x
  3. Step 3: Cross multiply
    231,836,007.20x = 347,754,010.80 × 150,206,669.60
  4. Step 4: Simplify right side
    231,836,007.20x = 52,234,971,802,310,432
  5. Step 5: Solve for x
    x = 52,234,971,802,310,432/231,836,007.20
  6. Step 6: Final answer
    x = 225,310,004.40

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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.