Home / 236,172,141.15-325,982,379.36-137,084,811.36

Finding the Fourth Proportional to 236,172,141.15, 325,982,379.36 and 137,084,811.36

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Solution

The fourth proportional to 236,172,141.15, 325,982,379.36 and 137,084,811.36 is: 189,214,666.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,172,141.15 : 325,982,379.36 = 137,084,811.36 : x
  2. Step 2: Convert to fraction form
    236,172,141.15/325,982,379.36 = 137,084,811.36/x
  3. Step 3: Cross multiply
    236,172,141.15x = 325,982,379.36 × 137,084,811.36
  4. Step 4: Simplify right side
    236,172,141.15x = 44,687,232,981,249,568
  5. Step 5: Solve for x
    x = 44,687,232,981,249,568/236,172,141.15
  6. Step 6: Final answer
    x = 189,214,666.74

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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.