Home / 8,442,646,198.52-12,665,914,809.23-2,921,904,208.40

Finding the Fourth Proportional to 8,442,646,198.52, 12,665,914,809.23 and 2,921,904,208.40

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Solution

The fourth proportional to 8,442,646,198.52, 12,665,914,809.23 and 2,921,904,208.40 is: 4,383,529,632.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,442,646,198.52 : 12,665,914,809.23 = 2,921,904,208.40 : x
  2. Step 2: Convert to fraction form
    8,442,646,198.52/12,665,914,809.23 = 2,921,904,208.40/x
  3. Step 3: Cross multiply
    8,442,646,198.52x = 12,665,914,809.23 × 2,921,904,208.40
  4. Step 4: Simplify right side
    8,442,646,198.52x = 37,008,589,784,270,454,784
  5. Step 5: Solve for x
    x = 37,008,589,784,270,454,784/8,442,646,198.52
  6. Step 6: Final answer
    x = 4,383,529,632.07

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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.