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Finding the Fourth Proportional to 228,783,618.60, 343,175,427.90 and 228,783,618.60

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Solution

The fourth proportional to 228,783,618.60, 343,175,427.90 and 228,783,618.60 is: 343,175,427.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,783,618.60 : 343,175,427.90 = 228,783,618.60 : x
  2. Step 2: Convert to fraction form
    228,783,618.60/343,175,427.90 = 228,783,618.60/x
  3. Step 3: Cross multiply
    228,783,618.60x = 343,175,427.90 × 228,783,618.60
  4. Step 4: Simplify right side
    228,783,618.60x = 78,512,916,209,565,392
  5. Step 5: Solve for x
    x = 78,512,916,209,565,392/228,783,618.60
  6. Step 6: Final answer
    x = 343,175,427.90

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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.