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Finding the Fourth Proportional to 193,498,840.40, 271,663,651.60 and 193,498,840.40

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Solution

The fourth proportional to 193,498,840.40, 271,663,651.60 and 193,498,840.40 is: 271,663,651.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,498,840.40 : 271,663,651.60 = 193,498,840.40 : x
  2. Step 2: Convert to fraction form
    193,498,840.40/271,663,651.60 = 193,498,840.40/x
  3. Step 3: Cross multiply
    193,498,840.40x = 271,663,651.60 × 193,498,840.40
  4. Step 4: Simplify right side
    193,498,840.40x = 52,566,601,563,429,608
  5. Step 5: Solve for x
    x = 52,566,601,563,429,608/193,498,840.40
  6. Step 6: Final answer
    x = 271,663,651.60

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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.