Home / 129,568,973.10-194,204,160.45-52,841,625.90

Finding the Fourth Proportional to 129,568,973.10, 194,204,160.45 and 52,841,625.90

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Solution

The fourth proportional to 129,568,973.10, 194,204,160.45 and 52,841,625.90 is: 79,201,550.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,568,973.10 : 194,204,160.45 = 52,841,625.90 : x
  2. Step 2: Convert to fraction form
    129,568,973.10/194,204,160.45 = 52,841,625.90/x
  3. Step 3: Cross multiply
    129,568,973.10x = 194,204,160.45 × 52,841,625.90
  4. Step 4: Simplify right side
    129,568,973.10x = 10,262,063,594,722,474
  5. Step 5: Solve for x
    x = 10,262,063,594,722,474/129,568,973.10
  6. Step 6: Final answer
    x = 79,201,550.72

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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.