Home / 231,790,839.20-347,728,249.20-116,485,200.80

Finding the Fourth Proportional to 231,790,839.20, 347,728,249.20 and 116,485,200.80

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Solution

The fourth proportional to 231,790,839.20, 347,728,249.20 and 116,485,200.80 is: 174,748,903.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,790,839.20 : 347,728,249.20 = 116,485,200.80 : x
  2. Step 2: Convert to fraction form
    231,790,839.20/347,728,249.20 = 116,485,200.80/x
  3. Step 3: Cross multiply
    231,790,839.20x = 347,728,249.20 × 116,485,200.80
  4. Step 4: Simplify right side
    231,790,839.20x = 40,505,194,931,894,440
  5. Step 5: Solve for x
    x = 40,505,194,931,894,440/231,790,839.20
  6. Step 6: Final answer
    x = 174,748,903.24

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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.