Home / 171,056,228.40-256,584,342.60-168,505,311.60

Finding the Fourth Proportional to 171,056,228.40, 256,584,342.60 and 168,505,311.60

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Solution

The fourth proportional to 171,056,228.40, 256,584,342.60 and 168,505,311.60 is: 252,757,967.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,056,228.40 : 256,584,342.60 = 168,505,311.60 : x
  2. Step 2: Convert to fraction form
    171,056,228.40/256,584,342.60 = 168,505,311.60/x
  3. Step 3: Cross multiply
    171,056,228.40x = 256,584,342.60 × 168,505,311.60
  4. Step 4: Simplify right side
    171,056,228.40x = 43,235,824,601,494,152
  5. Step 5: Solve for x
    x = 43,235,824,601,494,152/171,056,228.40
  6. Step 6: Final answer
    x = 252,757,967.40

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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.