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Finding the Fourth Proportional to 236,196,276.90, 331,014,909.90 and 236,196,276.90

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Solution

The fourth proportional to 236,196,276.90, 331,014,909.90 and 236,196,276.90 is: 331,014,909.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,196,276.90 : 331,014,909.90 = 236,196,276.90 : x
  2. Step 2: Convert to fraction form
    236,196,276.90/331,014,909.90 = 236,196,276.90/x
  3. Step 3: Cross multiply
    236,196,276.90x = 331,014,909.90 × 236,196,276.90
  4. Step 4: Simplify right side
    236,196,276.90x = 78,184,489,316,768,944
  5. Step 5: Solve for x
    x = 78,184,489,316,768,944/236,196,276.90
  6. Step 6: Final answer
    x = 331,014,909.90

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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.