Home / 251,583,324,366.90-377,427,993,848.10-81,589,658,269.34

Finding the Fourth Proportional to 251,583,324,366.90, 377,427,993,848.10 and 81,589,658,269.34

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Solution

The fourth proportional to 251,583,324,366.90, 377,427,993,848.10 and 81,589,658,269.34 is: 122,401,677,920.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,583,324,366.90 : 377,427,993,848.10 = 81,589,658,269.34 : x
  2. Step 2: Convert to fraction form
    251,583,324,366.90/377,427,993,848.10 = 81,589,658,269.34/x
  3. Step 3: Cross multiply
    251,583,324,366.90x = 377,427,993,848.10 × 81,589,658,269.34
  4. Step 4: Simplify right side
    251,583,324,366.90x = 30,794,221,039,347,151,405,056
  5. Step 5: Solve for x
    x = 30,794,221,039,347,151,405,056/251,583,324,366.90
  6. Step 6: Final answer
    x = 122,401,677,920.58

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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.