Home / 166,946,090.78-250,419,143.96-114,371,919.74

Finding the Fourth Proportional to 166,946,090.78, 250,419,143.96 and 114,371,919.74

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Solution

The fourth proportional to 166,946,090.78, 250,419,143.96 and 114,371,919.74 is: 171,557,884.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,946,090.78 : 250,419,143.96 = 114,371,919.74 : x
  2. Step 2: Convert to fraction form
    166,946,090.78/250,419,143.96 = 114,371,919.74/x
  3. Step 3: Cross multiply
    166,946,090.78x = 250,419,143.96 × 114,371,919.74
  4. Step 4: Simplify right side
    166,946,090.78x = 28,640,918,232,814,600
  5. Step 5: Solve for x
    x = 28,640,918,232,814,600/166,946,090.78
  6. Step 6: Final answer
    x = 171,557,884.94

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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.