Home / 2,078,317,395.45-2,868,055,177.21-1,125,674,449.16

Finding the Fourth Proportional to 2,078,317,395.45, 2,868,055,177.21 and 1,125,674,449.16

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Solution

The fourth proportional to 2,078,317,395.45, 2,868,055,177.21 and 1,125,674,449.16 is: 1,553,418,375.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,078,317,395.45 : 2,868,055,177.21 = 1,125,674,449.16 : x
  2. Step 2: Convert to fraction form
    2,078,317,395.45/2,868,055,177.21 = 1,125,674,449.16/x
  3. Step 3: Cross multiply
    2,078,317,395.45x = 2,868,055,177.21 × 1,125,674,449.16
  4. Step 4: Simplify right side
    2,078,317,395.45x = 3,228,496,431,749,198,336
  5. Step 5: Solve for x
    x = 3,228,496,431,749,198,336/2,078,317,395.45
  6. Step 6: Final answer
    x = 1,553,418,375.28

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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.