Home / 236,172,143.15-325,982,382.12-137,084,813.36

Finding the Fourth Proportional to 236,172,143.15, 325,982,382.12 and 137,084,813.36

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Solution

The fourth proportional to 236,172,143.15, 325,982,382.12 and 137,084,813.36 is: 189,214,669.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,172,143.15 : 325,982,382.12 = 137,084,813.36 : x
  2. Step 2: Convert to fraction form
    236,172,143.15/325,982,382.12 = 137,084,813.36/x
  3. Step 3: Cross multiply
    236,172,143.15x = 325,982,382.12 × 137,084,813.36
  4. Step 4: Simplify right side
    236,172,143.15x = 44,687,234,011,568,408
  5. Step 5: Solve for x
    x = 44,687,234,011,568,408/236,172,143.15
  6. Step 6: Final answer
    x = 189,214,669.50

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.