Home / 461,101,433.16-691,651,607.66-150,208,540.42

Finding the Fourth Proportional to 461,101,433.16, 691,651,607.66 and 150,208,540.42

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Solution

The fourth proportional to 461,101,433.16, 691,651,607.66 and 150,208,540.42 is: 225,312,634.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,101,433.16 : 691,651,607.66 = 150,208,540.42 : x
  2. Step 2: Convert to fraction form
    461,101,433.16/691,651,607.66 = 150,208,540.42/x
  3. Step 3: Cross multiply
    461,101,433.16x = 691,651,607.66 × 150,208,540.42
  4. Step 4: Simplify right side
    461,101,433.16x = 103,891,978,466,431,888
  5. Step 5: Solve for x
    x = 103,891,978,466,431,888/461,101,433.16
  6. Step 6: Final answer
    x = 225,312,634.04

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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.