Home / 101,425,801.94-139,967,463.20-55,015,999.82

Finding the Fourth Proportional to 101,425,801.94, 139,967,463.20 and 55,015,999.82

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Solution

The fourth proportional to 101,425,801.94, 139,967,463.20 and 55,015,999.82 is: 75,922,001.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,425,801.94 : 139,967,463.20 = 55,015,999.82 : x
  2. Step 2: Convert to fraction form
    101,425,801.94/139,967,463.20 = 55,015,999.82/x
  3. Step 3: Cross multiply
    101,425,801.94x = 139,967,463.20 × 55,015,999.82
  4. Step 4: Simplify right side
    101,425,801.94x = 7,700,449,930,217,056
  5. Step 5: Solve for x
    x = 7,700,449,930,217,056/101,425,801.94
  6. Step 6: Final answer
    x = 75,922,001.93

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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.