Home / 101,261,369.53-139,741,360.49-54,851,623.30

Finding the Fourth Proportional to 101,261,369.53, 139,741,360.49 and 54,851,623.30

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Solution

The fourth proportional to 101,261,369.53, 139,741,360.49 and 54,851,623.30 is: 75,695,603.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,261,369.53 : 139,741,360.49 = 54,851,623.30 : x
  2. Step 2: Convert to fraction form
    101,261,369.53/139,741,360.49 = 54,851,623.30/x
  3. Step 3: Cross multiply
    101,261,369.53x = 139,741,360.49 × 54,851,623.30
  4. Step 4: Simplify right side
    101,261,369.53x = 7,665,040,464,054,020
  5. Step 5: Solve for x
    x = 7,665,040,464,054,020/101,261,369.53
  6. Step 6: Final answer
    x = 75,695,603.37

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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.