Home / 115,695,131.28-159,647,652.42-69,284,191.92

Finding the Fourth Proportional to 115,695,131.28, 159,647,652.42 and 69,284,191.92

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Solution

The fourth proportional to 115,695,131.28, 159,647,652.42 and 69,284,191.92 is: 95,605,220.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,695,131.28 : 159,647,652.42 = 69,284,191.92 : x
  2. Step 2: Convert to fraction form
    115,695,131.28/159,647,652.42 = 69,284,191.92/x
  3. Step 3: Cross multiply
    115,695,131.28x = 159,647,652.42 × 69,284,191.92
  4. Step 4: Simplify right side
    115,695,131.28x = 11,061,058,589,844,732
  5. Step 5: Solve for x
    x = 11,061,058,589,844,732/115,695,131.28
  6. Step 6: Final answer
    x = 95,605,220.96

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.