Home / 826,722,589.27-1,140,875,175.73-450,382,269.58

Finding the Fourth Proportional to 826,722,589.27, 1,140,875,175.73 and 450,382,269.58

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Solution

The fourth proportional to 826,722,589.27, 1,140,875,175.73 and 450,382,269.58 is: 621,526,443.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    826,722,589.27 : 1,140,875,175.73 = 450,382,269.58 : x
  2. Step 2: Convert to fraction form
    826,722,589.27/1,140,875,175.73 = 450,382,269.58/x
  3. Step 3: Cross multiply
    826,722,589.27x = 1,140,875,175.73 × 450,382,269.58
  4. Step 4: Simplify right side
    826,722,589.27x = 513,829,950,952,758,720
  5. Step 5: Solve for x
    x = 513,829,950,952,758,720/826,722,589.27
  6. Step 6: Final answer
    x = 621,526,443.84

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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.