Home / 982,902,894.84-1,474,359,853.50-327,852,123.28

Finding the Fourth Proportional to 982,902,894.84, 1,474,359,853.50 and 327,852,123.28

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Solution

The fourth proportional to 982,902,894.84, 1,474,359,853.50 and 327,852,123.28 is: 491,780,023.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    982,902,894.84 : 1,474,359,853.50 = 327,852,123.28 : x
  2. Step 2: Convert to fraction form
    982,902,894.84/1,474,359,853.50 = 327,852,123.28/x
  3. Step 3: Cross multiply
    982,902,894.84x = 1,474,359,853.50 × 327,852,123.28
  4. Step 4: Simplify right side
    982,902,894.84x = 483,372,008,445,078,784
  5. Step 5: Solve for x
    x = 483,372,008,445,078,784/982,902,894.84
  6. Step 6: Final answer
    x = 491,780,023.22

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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.