Home / 91,179,593.73-125,828,046.72-49,364,099.10

Finding the Fourth Proportional to 91,179,593.73, 125,828,046.72 and 49,364,099.10

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Solution

The fourth proportional to 91,179,593.73, 125,828,046.72 and 49,364,099.10 is: 68,122,569.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,179,593.73 : 125,828,046.72 = 49,364,099.10 : x
  2. Step 2: Convert to fraction form
    91,179,593.73/125,828,046.72 = 49,364,099.10/x
  3. Step 3: Cross multiply
    91,179,593.73x = 125,828,046.72 × 49,364,099.10
  4. Step 4: Simplify right side
    91,179,593.73x = 6,211,388,167,845,510
  5. Step 5: Solve for x
    x = 6,211,388,167,845,510/91,179,593.73
  6. Step 6: Final answer
    x = 68,122,569.03

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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.