Home / 104,619,101.31-144,394,343.01-69,274,600.65

Finding the Fourth Proportional to 104,619,101.31, 144,394,343.01 and 69,274,600.65

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Solution

The fourth proportional to 104,619,101.31, 144,394,343.01 and 69,274,600.65 is: 95,612,180.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,619,101.31 : 144,394,343.01 = 69,274,600.65 : x
  2. Step 2: Convert to fraction form
    104,619,101.31/144,394,343.01 = 69,274,600.65/x
  3. Step 3: Cross multiply
    104,619,101.31x = 144,394,343.01 × 69,274,600.65
  4. Step 4: Simplify right side
    104,619,101.31x = 10,002,860,448,136,870
  5. Step 5: Solve for x
    x = 10,002,860,448,136,870/104,619,101.31
  6. Step 6: Final answer
    x = 95,612,180.98

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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.