Home / 226,898,980.17-313,116,339.79-138,786,505.23

Finding the Fourth Proportional to 226,898,980.17, 313,116,339.79 and 138,786,505.23

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Solution

The fourth proportional to 226,898,980.17, 313,116,339.79 and 138,786,505.23 is: 191,522,775.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,898,980.17 : 313,116,339.79 = 138,786,505.23 : x
  2. Step 2: Convert to fraction form
    226,898,980.17/313,116,339.79 = 138,786,505.23/x
  3. Step 3: Cross multiply
    226,898,980.17x = 313,116,339.79 × 138,786,505.23
  4. Step 4: Simplify right side
    226,898,980.17x = 43,456,322,529,863,288
  5. Step 5: Solve for x
    x = 43,456,322,529,863,288/226,898,980.17
  6. Step 6: Final answer
    x = 191,522,775.89

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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.