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Finding the Fourth Proportional to 236,196,245.40, 331,014,865.80 and 236,196,245.40

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Solution

The fourth proportional to 236,196,245.40, 331,014,865.80 and 236,196,245.40 is: 331,014,865.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,196,245.40 : 331,014,865.80 = 236,196,245.40 : x
  2. Step 2: Convert to fraction form
    236,196,245.40/331,014,865.80 = 236,196,245.40/x
  3. Step 3: Cross multiply
    236,196,245.40x = 331,014,865.80 × 236,196,245.40
  4. Step 4: Simplify right side
    236,196,245.40x = 78,184,468,473,544,880
  5. Step 5: Solve for x
    x = 78,184,468,473,544,880/236,196,245.40
  6. Step 6: Final answer
    x = 331,014,865.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.