Home / 79,581,356.42-109,821,146.97-44,773,963.82

Finding the Fourth Proportional to 79,581,356.42, 109,821,146.97 and 44,773,963.82

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Solution

The fourth proportional to 79,581,356.42, 109,821,146.97 and 44,773,963.82 is: 61,787,437.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,581,356.42 : 109,821,146.97 = 44,773,963.82 : x
  2. Step 2: Convert to fraction form
    79,581,356.42/109,821,146.97 = 44,773,963.82/x
  3. Step 3: Cross multiply
    79,581,356.42x = 109,821,146.97 × 44,773,963.82
  4. Step 4: Simplify right side
    79,581,356.42x = 4,917,128,061,284,773
  5. Step 5: Solve for x
    x = 4,917,128,061,284,773/79,581,356.42
  6. Step 6: Final answer
    x = 61,787,437.19

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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.