Home / 1,619,023,942.31-2,234,253,787.90-876,468,005.06

Finding the Fourth Proportional to 1,619,023,942.31, 2,234,253,787.90 and 876,468,005.06

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Solution

The fourth proportional to 1,619,023,942.31, 2,234,253,787.90 and 876,468,005.06 is: 1,209,526,251.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,619,023,942.31 : 2,234,253,787.90 = 876,468,005.06 : x
  2. Step 2: Convert to fraction form
    1,619,023,942.31/2,234,253,787.90 = 876,468,005.06/x
  3. Step 3: Cross multiply
    1,619,023,942.31x = 2,234,253,787.90 × 876,468,005.06
  4. Step 4: Simplify right side
    1,619,023,942.31x = 1,958,251,960,265,186,560
  5. Step 5: Solve for x
    x = 1,958,251,960,265,186,560/1,619,023,942.31
  6. Step 6: Final answer
    x = 1,209,526,251.65

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.