Home / 129,405,145,840.20-194,129,217,845.10-50,890,488,150.60

Finding the Fourth Proportional to 129,405,145,840.20, 194,129,217,845.10 and 50,890,488,150.60

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Solution

The fourth proportional to 129,405,145,840.20, 194,129,217,845.10 and 50,890,488,150.60 is: 76,344,187,059.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,405,145,840.20 : 194,129,217,845.10 = 50,890,488,150.60 : x
  2. Step 2: Convert to fraction form
    129,405,145,840.20/194,129,217,845.10 = 50,890,488,150.60/x
  3. Step 3: Cross multiply
    129,405,145,840.20x = 194,129,217,845.10 × 50,890,488,150.60
  4. Step 4: Simplify right side
    129,405,145,840.20x = 9,879,330,660,431,307,997,184
  5. Step 5: Solve for x
    x = 9,879,330,660,431,307,997,184/129,405,145,840.20
  6. Step 6: Final answer
    x = 76,344,187,059.08

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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.