Home / 81,543,153.82-112,529,570.63-44,873,724.82

Finding the Fourth Proportional to 81,543,153.82, 112,529,570.63 and 44,873,724.82

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Solution

The fourth proportional to 81,543,153.82, 112,529,570.63 and 44,873,724.82 is: 61,925,750.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,543,153.82 : 112,529,570.63 = 44,873,724.82 : x
  2. Step 2: Convert to fraction form
    81,543,153.82/112,529,570.63 = 44,873,724.82/x
  3. Step 3: Cross multiply
    81,543,153.82x = 112,529,570.63 × 44,873,724.82
  4. Step 4: Simplify right side
    81,543,153.82x = 5,049,620,986,172,198
  5. Step 5: Solve for x
    x = 5,049,620,986,172,198/81,543,153.82
  6. Step 6: Final answer
    x = 61,925,750.35

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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.