Home / 461,480,906.72-691,999,335.84-154,558,376.48

Finding the Fourth Proportional to 461,480,906.72, 691,999,335.84 and 154,558,376.48

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Solution

The fourth proportional to 461,480,906.72, 691,999,335.84 and 154,558,376.48 is: 231,763,204.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,480,906.72 : 691,999,335.84 = 154,558,376.48 : x
  2. Step 2: Convert to fraction form
    461,480,906.72/691,999,335.84 = 154,558,376.48/x
  3. Step 3: Cross multiply
    461,480,906.72x = 691,999,335.84 × 154,558,376.48
  4. Step 4: Simplify right side
    461,480,906.72x = 106,954,293,872,668,672
  5. Step 5: Solve for x
    x = 106,954,293,872,668,672/461,480,906.72
  6. Step 6: Final answer
    x = 231,763,204.75

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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.