Home / 146,431,910.97-202,075,477.92-80,353,513.89

Finding the Fourth Proportional to 146,431,910.97, 202,075,477.92 and 80,353,513.89

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Solution

The fourth proportional to 146,431,910.97, 202,075,477.92 and 80,353,513.89 is: 110,887,542.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,431,910.97 : 202,075,477.92 = 80,353,513.89 : x
  2. Step 2: Convert to fraction form
    146,431,910.97/202,075,477.92 = 80,353,513.89/x
  3. Step 3: Cross multiply
    146,431,910.97x = 202,075,477.92 × 80,353,513.89
  4. Step 4: Simplify right side
    146,431,910.97x = 16,237,474,721,873,108
  5. Step 5: Solve for x
    x = 16,237,474,721,873,108/146,431,910.97
  6. Step 6: Final answer
    x = 110,887,542.30

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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.