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Finding the Fourth Proportional to 299,383,149.60, 449,074,724.40 and 184,497,415.20

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Solution

The fourth proportional to 299,383,149.60, 449,074,724.40 and 184,497,415.20 is: 276,746,122.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,383,149.60 : 449,074,724.40 = 184,497,415.20 : x
  2. Step 2: Convert to fraction form
    299,383,149.60/449,074,724.40 = 184,497,415.20/x
  3. Step 3: Cross multiply
    299,383,149.60x = 449,074,724.40 × 184,497,415.20
  4. Step 4: Simplify right side
    299,383,149.60x = 82,853,125,883,452,368
  5. Step 5: Solve for x
    x = 82,853,125,883,452,368/299,383,149.60
  6. Step 6: Final answer
    x = 276,746,122.80

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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.