Home / 1,006,456,508.26-1,388,896,737.96-554,325,793.44

Finding the Fourth Proportional to 1,006,456,508.26, 1,388,896,737.96 and 554,325,793.44

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Solution

The fourth proportional to 1,006,456,508.26, 1,388,896,737.96 and 554,325,793.44 is: 764,962,300.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,006,456,508.26 : 1,388,896,737.96 = 554,325,793.44 : x
  2. Step 2: Convert to fraction form
    1,006,456,508.26/1,388,896,737.96 = 554,325,793.44/x
  3. Step 3: Cross multiply
    1,006,456,508.26x = 1,388,896,737.96 × 554,325,793.44
  4. Step 4: Simplify right side
    1,006,456,508.26x = 769,901,286,275,904,896
  5. Step 5: Solve for x
    x = 769,901,286,275,904,896/1,006,456,508.26
  6. Step 6: Final answer
    x = 764,962,300.86

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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.