Home / 275,391,174.28-380,049,147.80-149,948,235.24

Finding the Fourth Proportional to 275,391,174.28, 380,049,147.80 and 149,948,235.24

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Solution

The fourth proportional to 275,391,174.28, 380,049,147.80 and 149,948,235.24 is: 206,933,643.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,391,174.28 : 380,049,147.80 = 149,948,235.24 : x
  2. Step 2: Convert to fraction form
    275,391,174.28/380,049,147.80 = 149,948,235.24/x
  3. Step 3: Cross multiply
    275,391,174.28x = 380,049,147.80 × 149,948,235.24
  4. Step 4: Simplify right side
    275,391,174.28x = 56,987,699,017,075,936
  5. Step 5: Solve for x
    x = 56,987,699,017,075,936/275,391,174.28
  6. Step 6: Final answer
    x = 206,933,643.27

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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.