Home / 223,545,406.43-308,439,890.12-187,917,304.25

Finding the Fourth Proportional to 223,545,406.43, 308,439,890.12 and 187,917,304.25

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Solution

The fourth proportional to 223,545,406.43, 308,439,890.12 and 187,917,304.25 is: 259,281,519.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,545,406.43 : 308,439,890.12 = 187,917,304.25 : x
  2. Step 2: Convert to fraction form
    223,545,406.43/308,439,890.12 = 187,917,304.25/x
  3. Step 3: Cross multiply
    223,545,406.43x = 308,439,890.12 × 187,917,304.25
  4. Step 4: Simplify right side
    223,545,406.43x = 57,961,192,672,034,824
  5. Step 5: Solve for x
    x = 57,961,192,672,034,824/223,545,406.43
  6. Step 6: Final answer
    x = 259,281,519.58

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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.