Home / 81,979,434.38-113,131,523.57-44,809,958.76

Finding the Fourth Proportional to 81,979,434.38, 113,131,523.57 and 44,809,958.76

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Solution

The fourth proportional to 81,979,434.38, 113,131,523.57 and 44,809,958.76 is: 61,837,690.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,979,434.38 : 113,131,523.57 = 44,809,958.76 : x
  2. Step 2: Convert to fraction form
    81,979,434.38/113,131,523.57 = 44,809,958.76/x
  3. Step 3: Cross multiply
    81,979,434.38x = 113,131,523.57 × 44,809,958.76
  4. Step 4: Simplify right side
    81,979,434.38x = 5,069,418,905,403,618
  5. Step 5: Solve for x
    x = 5,069,418,905,403,618/81,979,434.38
  6. Step 6: Final answer
    x = 61,837,690.68

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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.