Home / 84,568,932.88-116,702,008.68-45,936,935.44

Finding the Fourth Proportional to 84,568,932.88, 116,702,008.68 and 45,936,935.44

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Solution

The fourth proportional to 84,568,932.88, 116,702,008.68 and 45,936,935.44 is: 63,391,276.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,568,932.88 : 116,702,008.68 = 45,936,935.44 : x
  2. Step 2: Convert to fraction form
    84,568,932.88/116,702,008.68 = 45,936,935.44/x
  3. Step 3: Cross multiply
    84,568,932.88x = 116,702,008.68 × 45,936,935.44
  4. Step 4: Simplify right side
    84,568,932.88x = 5,360,932,638,451,480
  5. Step 5: Solve for x
    x = 5,360,932,638,451,480/84,568,932.88
  6. Step 6: Final answer
    x = 63,391,276.87

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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.