Home / 188,012,684.41-281,359,236.05-151,033,708.80

Finding the Fourth Proportional to 188,012,684.41, 281,359,236.05 and 151,033,708.80

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Solution

The fourth proportional to 188,012,684.41, 281,359,236.05 and 151,033,708.80 is: 226,020,542.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,012,684.41 : 281,359,236.05 = 151,033,708.80 : x
  2. Step 2: Convert to fraction form
    188,012,684.41/281,359,236.05 = 151,033,708.80/x
  3. Step 3: Cross multiply
    188,012,684.41x = 281,359,236.05 × 151,033,708.80
  4. Step 4: Simplify right side
    188,012,684.41x = 42,494,728,925,766,168
  5. Step 5: Solve for x
    x = 42,494,728,925,766,168/188,012,684.41
  6. Step 6: Final answer
    x = 226,020,542.49

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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.