Home / 805,969,641.40-1,208,954,462.10-295,300,022.20

Finding the Fourth Proportional to 805,969,641.40, 1,208,954,462.10 and 295,300,022.20

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Solution

The fourth proportional to 805,969,641.40, 1,208,954,462.10 and 295,300,022.20 is: 442,950,033.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    805,969,641.40 : 1,208,954,462.10 = 295,300,022.20 : x
  2. Step 2: Convert to fraction form
    805,969,641.40/1,208,954,462.10 = 295,300,022.20/x
  3. Step 3: Cross multiply
    805,969,641.40x = 1,208,954,462.10 × 295,300,022.20
  4. Step 4: Simplify right side
    805,969,641.40x = 357,004,279,496,919,040
  5. Step 5: Solve for x
    x = 357,004,279,496,919,040/805,969,641.40
  6. Step 6: Final answer
    x = 442,950,033.30

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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.