Home / 236,171,539.45-325,981,556.36-137,084,209.28

Finding the Fourth Proportional to 236,171,539.45, 325,981,556.36 and 137,084,209.28

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Solution

The fourth proportional to 236,171,539.45, 325,981,556.36 and 137,084,209.28 is: 189,213,840.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,171,539.45 : 325,981,556.36 = 137,084,209.28 : x
  2. Step 2: Convert to fraction form
    236,171,539.45/325,981,556.36 = 137,084,209.28/x
  3. Step 3: Cross multiply
    236,171,539.45x = 325,981,556.36 × 137,084,209.28
  4. Step 4: Simplify right side
    236,171,539.45x = 44,686,923,892,895,520
  5. Step 5: Solve for x
    x = 44,686,923,892,895,520/236,171,539.45
  6. Step 6: Final answer
    x = 189,213,840.06

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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.