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Finding the Fourth Proportional to 150,903,512.20, 226,355,268.30 and 150,903,512.20

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Solution

The fourth proportional to 150,903,512.20, 226,355,268.30 and 150,903,512.20 is: 226,355,268.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,903,512.20 : 226,355,268.30 = 150,903,512.20 : x
  2. Step 2: Convert to fraction form
    150,903,512.20/226,355,268.30 = 150,903,512.20/x
  3. Step 3: Cross multiply
    150,903,512.20x = 226,355,268.30 × 150,903,512.20
  4. Step 4: Simplify right side
    150,903,512.20x = 34,157,804,991,443,324
  5. Step 5: Solve for x
    x = 34,157,804,991,443,324/150,903,512.20
  6. Step 6: Final answer
    x = 226,355,268.30

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Similar ratio
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1.5x scale

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.