Home / 982,902,920.15-1,474,359,891.47-327,852,148.59

Finding the Fourth Proportional to 982,902,920.15, 1,474,359,891.47 and 327,852,148.59

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Solution

The fourth proportional to 982,902,920.15, 1,474,359,891.47 and 327,852,148.59 is: 491,780,061.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    982,902,920.15 : 1,474,359,891.47 = 327,852,148.59 : x
  2. Step 2: Convert to fraction form
    982,902,920.15/1,474,359,891.47 = 327,852,148.59/x
  3. Step 3: Cross multiply
    982,902,920.15x = 1,474,359,891.47 × 327,852,148.59
  4. Step 4: Simplify right side
    982,902,920.15x = 483,372,058,212,965,248
  5. Step 5: Solve for x
    x = 483,372,058,212,965,248/982,902,920.15
  6. Step 6: Final answer
    x = 491,780,061.19

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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.