Home / 7,978,143,083.70-11,967,214,625.55-2,456,683,670.10

Finding the Fourth Proportional to 7,978,143,083.70, 11,967,214,625.55 and 2,456,683,670.10

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Solution

The fourth proportional to 7,978,143,083.70, 11,967,214,625.55 and 2,456,683,670.10 is: 3,685,025,505.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,978,143,083.70 : 11,967,214,625.55 = 2,456,683,670.10 : x
  2. Step 2: Convert to fraction form
    7,978,143,083.70/11,967,214,625.55 = 2,456,683,670.10/x
  3. Step 3: Cross multiply
    7,978,143,083.70x = 11,967,214,625.55 × 2,456,683,670.10
  4. Step 4: Simplify right side
    7,978,143,083.70x = 29,399,660,747,170,570,240
  5. Step 5: Solve for x
    x = 29,399,660,747,170,570,240/7,978,143,083.70
  6. Step 6: Final answer
    x = 3,685,025,505.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.