Home / 982,902,093.79-1,474,358,652.06-327,851,321.62

Finding the Fourth Proportional to 982,902,093.79, 1,474,358,652.06 and 327,851,321.62

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Solution

The fourth proportional to 982,902,093.79, 1,474,358,652.06 and 327,851,321.62 is: 491,778,820.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    982,902,093.79 : 1,474,358,652.06 = 327,851,321.62 : x
  2. Step 2: Convert to fraction form
    982,902,093.79/1,474,358,652.06 = 327,851,321.62/x
  3. Step 3: Cross multiply
    982,902,093.79x = 1,474,358,652.06 × 327,851,321.62
  4. Step 4: Simplify right side
    982,902,093.79x = 483,370,432,612,380,928
  5. Step 5: Solve for x
    x = 483,370,432,612,380,928/982,902,093.79
  6. Step 6: Final answer
    x = 491,778,820.77

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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.