Home / 251,583,324,368.89-377,427,993,851.11-81,589,658,271.34

Finding the Fourth Proportional to 251,583,324,368.89, 377,427,993,851.11 and 81,589,658,271.34

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Solution

The fourth proportional to 251,583,324,368.89, 377,427,993,851.11 and 81,589,658,271.34 is: 122,401,677,923.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,583,324,368.89 : 377,427,993,851.11 = 81,589,658,271.34 : x
  2. Step 2: Convert to fraction form
    251,583,324,368.89/377,427,993,851.11 = 81,589,658,271.34/x
  3. Step 3: Cross multiply
    251,583,324,368.89x = 377,427,993,851.11 × 81,589,658,271.34
  4. Step 4: Simplify right side
    251,583,324,368.89x = 30,794,221,040,347,593,572,352
  5. Step 5: Solve for x
    x = 30,794,221,040,347,593,572,352/251,583,324,368.89
  6. Step 6: Final answer
    x = 122,401,677,923.59

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1.5x scale

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.