Home / 132,875,708.80-199,313,563.20-82,544,060.80

Finding the Fourth Proportional to 132,875,708.80, 199,313,563.20 and 82,544,060.80

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Solution

The fourth proportional to 132,875,708.80, 199,313,563.20 and 82,544,060.80 is: 123,816,091.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,875,708.80 : 199,313,563.20 = 82,544,060.80 : x
  2. Step 2: Convert to fraction form
    132,875,708.80/199,313,563.20 = 82,544,060.80/x
  3. Step 3: Cross multiply
    132,875,708.80x = 199,313,563.20 × 82,544,060.80
  4. Step 4: Simplify right side
    132,875,708.80x = 16,452,150,879,045,440
  5. Step 5: Solve for x
    x = 16,452,150,879,045,440/132,875,708.80
  6. Step 6: Final answer
    x = 123,816,091.20

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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.