Home / 251,583,324,495.48-377,427,994,040.90-81,589,658,398.01

Finding the Fourth Proportional to 251,583,324,495.48, 377,427,994,040.90 and 81,589,658,398.01

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Solution

The fourth proportional to 251,583,324,495.48, 377,427,994,040.90 and 81,589,658,398.01 is: 122,401,678,113.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,583,324,495.48 : 377,427,994,040.90 = 81,589,658,398.01 : x
  2. Step 2: Convert to fraction form
    251,583,324,495.48/377,427,994,040.90 = 81,589,658,398.01/x
  3. Step 3: Cross multiply
    251,583,324,495.48x = 377,427,994,040.90 × 81,589,658,398.01
  4. Step 4: Simplify right side
    251,583,324,495.48x = 30,794,221,103,642,056,851,456
  5. Step 5: Solve for x
    x = 30,794,221,103,642,056,851,456/251,583,324,495.48
  6. Step 6: Final answer
    x = 122,401,678,113.59

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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.