Home / 91,362,936.94-125,941,371.99-56,015,301.44

Finding the Fourth Proportional to 91,362,936.94, 125,941,371.99 and 56,015,301.44

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Solution

The fourth proportional to 91,362,936.94, 125,941,371.99 and 56,015,301.44 is: 77,215,599.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,362,936.94 : 125,941,371.99 = 56,015,301.44 : x
  2. Step 2: Convert to fraction form
    91,362,936.94/125,941,371.99 = 56,015,301.44/x
  3. Step 3: Cross multiply
    91,362,936.94x = 125,941,371.99 × 56,015,301.44
  4. Step 4: Simplify right side
    91,362,936.94x = 7,054,643,915,787,022
  5. Step 5: Solve for x
    x = 7,054,643,915,787,022/91,362,936.94
  6. Step 6: Final answer
    x = 77,215,599.15

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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.