Home / 188,165,123.20-281,836,178.56-133,411,741.12

Finding the Fourth Proportional to 188,165,123.20, 281,836,178.56 and 133,411,741.12

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Solution

The fourth proportional to 188,165,123.20, 281,836,178.56 and 133,411,741.12 is: 199,825,847.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,165,123.20 : 281,836,178.56 = 133,411,741.12 : x
  2. Step 2: Convert to fraction form
    188,165,123.20/281,836,178.56 = 133,411,741.12/x
  3. Step 3: Cross multiply
    188,165,123.20x = 281,836,178.56 × 133,411,741.12
  4. Step 4: Simplify right side
    188,165,123.20x = 37,600,255,292,296,816
  5. Step 5: Solve for x
    x = 37,600,255,292,296,816/188,165,123.20
  6. Step 6: Final answer
    x = 199,825,847.92

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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.