Home / 231,807,687.40-347,711,531.10-228,224,506.60

Finding the Fourth Proportional to 231,807,687.40, 347,711,531.10 and 228,224,506.60

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Solution

The fourth proportional to 231,807,687.40, 347,711,531.10 and 228,224,506.60 is: 342,336,759.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,807,687.40 : 347,711,531.10 = 228,224,506.60 : x
  2. Step 2: Convert to fraction form
    231,807,687.40/347,711,531.10 = 228,224,506.60/x
  3. Step 3: Cross multiply
    231,807,687.40x = 347,711,531.10 × 228,224,506.60
  4. Step 4: Simplify right side
    231,807,687.40x = 79,356,292,624,428,064
  5. Step 5: Solve for x
    x = 79,356,292,624,428,064/231,807,687.40
  6. Step 6: Final answer
    x = 342,336,759.90

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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.