Home / 205,272,123.88-308,009,351.58-96,104,687.08

Finding the Fourth Proportional to 205,272,123.88, 308,009,351.58 and 96,104,687.08

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Solution

The fourth proportional to 205,272,123.88, 308,009,351.58 and 96,104,687.08 is: 144,204,394.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,272,123.88 : 308,009,351.58 = 96,104,687.08 : x
  2. Step 2: Convert to fraction form
    205,272,123.88/308,009,351.58 = 96,104,687.08/x
  3. Step 3: Cross multiply
    205,272,123.88x = 308,009,351.58 × 96,104,687.08
  4. Step 4: Simplify right side
    205,272,123.88x = 29,601,142,351,309,600
  5. Step 5: Solve for x
    x = 29,601,142,351,309,600/205,272,123.88
  6. Step 6: Final answer
    x = 144,204,394.59

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.