Home / 1,065,115,356.30-1,469,861,183.16-595,216,677.78

Finding the Fourth Proportional to 1,065,115,356.30, 1,469,861,183.16 and 595,216,677.78

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Solution

The fourth proportional to 1,065,115,356.30, 1,469,861,183.16 and 595,216,677.78 is: 821,400,128.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,065,115,356.30 : 1,469,861,183.16 = 595,216,677.78 : x
  2. Step 2: Convert to fraction form
    1,065,115,356.30/1,469,861,183.16 = 595,216,677.78/x
  3. Step 3: Cross multiply
    1,065,115,356.30x = 1,469,861,183.16 × 595,216,677.78
  4. Step 4: Simplify right side
    1,065,115,356.30x = 874,885,890,238,275,328
  5. Step 5: Solve for x
    x = 874,885,890,238,275,328/1,065,115,356.30
  6. Step 6: Final answer
    x = 821,400,128.22

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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.