Home / 91,194,129.70-136,805,366.31-30,624,027.46

Finding the Fourth Proportional to 91,194,129.70, 136,805,366.31 and 30,624,027.46

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Solution

The fourth proportional to 91,194,129.70, 136,805,366.31 and 30,624,027.46 is: 45,940,800.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,194,129.70 : 136,805,366.31 = 30,624,027.46 : x
  2. Step 2: Convert to fraction form
    91,194,129.70/136,805,366.31 = 30,624,027.46/x
  3. Step 3: Cross multiply
    91,194,129.70x = 136,805,366.31 × 30,624,027.46
  4. Step 4: Simplify right side
    91,194,129.70x = 4,189,531,295,123,942.50
  5. Step 5: Solve for x
    x = 4,189,531,295,123,942.50/91,194,129.70
  6. Step 6: Final answer
    x = 45,940,800.23

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.