Home / 129,916,201.66-194,752,238.73-43,594,072.36

Finding the Fourth Proportional to 129,916,201.66, 194,752,238.73 and 43,594,072.36

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Solution

The fourth proportional to 129,916,201.66, 194,752,238.73 and 43,594,072.36 is: 65,350,149.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,916,201.66 : 194,752,238.73 = 43,594,072.36 : x
  2. Step 2: Convert to fraction form
    129,916,201.66/194,752,238.73 = 43,594,072.36/x
  3. Step 3: Cross multiply
    129,916,201.66x = 194,752,238.73 × 43,594,072.36
  4. Step 4: Simplify right side
    129,916,201.66x = 8,490,043,187,467,614
  5. Step 5: Solve for x
    x = 8,490,043,187,467,614/129,916,201.66
  6. Step 6: Final answer
    x = 65,350,149.40

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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.