Home / 436,993,137,762.21-655,439,635,120.85-114,327,101,021.61

Finding the Fourth Proportional to 436,993,137,762.21, 655,439,635,120.85 and 114,327,101,021.61

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Solution

The fourth proportional to 436,993,137,762.21, 655,439,635,120.85 and 114,327,101,021.61 is: 171,477,551,711.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,993,137,762.21 : 655,439,635,120.85 = 114,327,101,021.61 : x
  2. Step 2: Convert to fraction form
    436,993,137,762.21/655,439,635,120.85 = 114,327,101,021.61/x
  3. Step 3: Cross multiply
    436,993,137,762.21x = 655,439,635,120.85 × 114,327,101,021.61
  4. Step 4: Simplify right side
    436,993,137,762.21x = 74,934,513,378,028,611,960,832
  5. Step 5: Solve for x
    x = 74,934,513,378,028,611,960,832/436,993,137,762.21
  6. Step 6: Final answer
    x = 171,477,551,711.13

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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.