Home / 1,583,474,787.20-2,376,345,921.60-664,010,998.40

Finding the Fourth Proportional to 1,583,474,787.20, 2,376,345,921.60 and 664,010,998.40

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Solution

The fourth proportional to 1,583,474,787.20, 2,376,345,921.60 and 664,010,998.40 is: 996,491,918.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,583,474,787.20 : 2,376,345,921.60 = 664,010,998.40 : x
  2. Step 2: Convert to fraction form
    1,583,474,787.20/2,376,345,921.60 = 664,010,998.40/x
  3. Step 3: Cross multiply
    1,583,474,787.20x = 2,376,345,921.60 × 664,010,998.40
  4. Step 4: Simplify right side
    1,583,474,787.20x = 1,577,919,827,945,383,936
  5. Step 5: Solve for x
    x = 1,577,919,827,945,383,936/1,583,474,787.20
  6. Step 6: Final answer
    x = 996,491,918.09

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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.