Home / 230,627,867.72-318,612,150.42-151,430,824.04

Finding the Fourth Proportional to 230,627,867.72, 318,612,150.42 and 151,430,824.04

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Solution

The fourth proportional to 230,627,867.72, 318,612,150.42 and 151,430,824.04 is: 209,201,520.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,627,867.72 : 318,612,150.42 = 151,430,824.04 : x
  2. Step 2: Convert to fraction form
    230,627,867.72/318,612,150.42 = 151,430,824.04/x
  3. Step 3: Cross multiply
    230,627,867.72x = 318,612,150.42 × 151,430,824.04
  4. Step 4: Simplify right side
    230,627,867.72x = 48,247,700,487,257,032
  5. Step 5: Solve for x
    x = 48,247,700,487,257,032/230,627,867.72
  6. Step 6: Final answer
    x = 209,201,520.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.