Home / 111,614,197.78-167,424,445.95-30,835,165.78

Finding the Fourth Proportional to 111,614,197.78, 167,424,445.95 and 30,835,165.78

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Solution

The fourth proportional to 111,614,197.78, 167,424,445.95 and 30,835,165.78 is: 46,253,618.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,614,197.78 : 167,424,445.95 = 30,835,165.78 : x
  2. Step 2: Convert to fraction form
    111,614,197.78/167,424,445.95 = 30,835,165.78/x
  3. Step 3: Cross multiply
    111,614,197.78x = 167,424,445.95 × 30,835,165.78
  4. Step 4: Simplify right side
    111,614,197.78x = 5,162,560,546,492,899
  5. Step 5: Solve for x
    x = 5,162,560,546,492,899/111,614,197.78
  6. Step 6: Final answer
    x = 46,253,618.71

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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.