Home / 80,052,905.96-110,243,889.42-75,064,605.20

Finding the Fourth Proportional to 80,052,905.96, 110,243,889.42 and 75,064,605.20

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Solution

The fourth proportional to 80,052,905.96, 110,243,889.42 and 75,064,605.20 is: 103,374,311.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,052,905.96 : 110,243,889.42 = 75,064,605.20 : x
  2. Step 2: Convert to fraction form
    80,052,905.96/110,243,889.42 = 75,064,605.20/x
  3. Step 3: Cross multiply
    80,052,905.96x = 110,243,889.42 × 75,064,605.20
  4. Step 4: Simplify right side
    80,052,905.96x = 8,275,414,035,024,757
  5. Step 5: Solve for x
    x = 8,275,414,035,024,757/80,052,905.96
  6. Step 6: Final answer
    x = 103,374,311.47

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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.