Home / 131,678,405.32-197,517,043.86-33,311,043.04

Finding the Fourth Proportional to 131,678,405.32, 197,517,043.86 and 33,311,043.04

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Solution

The fourth proportional to 131,678,405.32, 197,517,043.86 and 33,311,043.04 is: 49,966,421.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,678,405.32 : 197,517,043.86 = 33,311,043.04 : x
  2. Step 2: Convert to fraction form
    131,678,405.32/197,517,043.86 = 33,311,043.04/x
  3. Step 3: Cross multiply
    131,678,405.32x = 197,517,043.86 × 33,311,043.04
  4. Step 4: Simplify right side
    131,678,405.32x = 6,579,498,749,154,028
  5. Step 5: Solve for x
    x = 6,579,498,749,154,028/131,678,405.32
  6. Step 6: Final answer
    x = 49,966,421.85

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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.