Home / 250,987,173.62-345,997,256.14-175,398,821.78

Finding the Fourth Proportional to 250,987,173.62, 345,997,256.14 and 175,398,821.78

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Solution

The fourth proportional to 250,987,173.62, 345,997,256.14 and 175,398,821.78 is: 241,795,268.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,987,173.62 : 345,997,256.14 = 175,398,821.78 : x
  2. Step 2: Convert to fraction form
    250,987,173.62/345,997,256.14 = 175,398,821.78/x
  3. Step 3: Cross multiply
    250,987,173.62x = 345,997,256.14 × 175,398,821.78
  4. Step 4: Simplify right side
    250,987,173.62x = 60,687,511,066,068,872
  5. Step 5: Solve for x
    x = 60,687,511,066,068,872/250,987,173.62
  6. Step 6: Final answer
    x = 241,795,268.62

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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.