Home / 131,414,378.94-196,982,562.69-49,497,812.91

Finding the Fourth Proportional to 131,414,378.94, 196,982,562.69 and 49,497,812.91

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Solution

The fourth proportional to 131,414,378.94, 196,982,562.69 and 49,497,812.91 is: 74,194,362.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,414,378.94 : 196,982,562.69 = 49,497,812.91 : x
  2. Step 2: Convert to fraction form
    131,414,378.94/196,982,562.69 = 49,497,812.91/x
  3. Step 3: Cross multiply
    131,414,378.94x = 196,982,562.69 × 49,497,812.91
  4. Step 4: Simplify right side
    131,414,378.94x = 9,750,206,034,561,966
  5. Step 5: Solve for x
    x = 9,750,206,034,561,966/131,414,378.94
  6. Step 6: Final answer
    x = 74,194,362.24

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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.