Home / 3,109,918,631.78-4,664,849,811.75-982,764,676.04

Finding the Fourth Proportional to 3,109,918,631.78, 4,664,849,811.75 and 982,764,676.04

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Solution

The fourth proportional to 3,109,918,631.78, 4,664,849,811.75 and 982,764,676.04 is: 1,474,138,122.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,109,918,631.78 : 4,664,849,811.75 = 982,764,676.04 : x
  2. Step 2: Convert to fraction form
    3,109,918,631.78/4,664,849,811.75 = 982,764,676.04/x
  3. Step 3: Cross multiply
    3,109,918,631.78x = 4,664,849,811.75 × 982,764,676.04
  4. Step 4: Simplify right side
    3,109,918,631.78x = 4,584,449,613,996,419,584
  5. Step 5: Solve for x
    x = 4,584,449,613,996,419,584/3,109,918,631.78
  6. Step 6: Final answer
    x = 1,474,138,122.83

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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.