Home / 154,485,256.72-212,933,572.32-150,396,121.12

Finding the Fourth Proportional to 154,485,256.72, 212,933,572.32 and 150,396,121.12

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Solution

The fourth proportional to 154,485,256.72, 212,933,572.32 and 150,396,121.12 is: 207,297,343.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,485,256.72 : 212,933,572.32 = 150,396,121.12 : x
  2. Step 2: Convert to fraction form
    154,485,256.72/212,933,572.32 = 150,396,121.12/x
  3. Step 3: Cross multiply
    154,485,256.72x = 212,933,572.32 × 150,396,121.12
  4. Step 4: Simplify right side
    154,485,256.72x = 32,024,383,333,153,000
  5. Step 5: Solve for x
    x = 32,024,383,333,153,000/154,485,256.72
  6. Step 6: Final answer
    x = 207,297,343.53

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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.