Home / 204,224,665.60-306,336,998.40-146,893,772.80

Finding the Fourth Proportional to 204,224,665.60, 306,336,998.40 and 146,893,772.80

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Solution

The fourth proportional to 204,224,665.60, 306,336,998.40 and 146,893,772.80 is: 220,340,659.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,224,665.60 : 306,336,998.40 = 146,893,772.80 : x
  2. Step 2: Convert to fraction form
    204,224,665.60/306,336,998.40 = 146,893,772.80/x
  3. Step 3: Cross multiply
    204,224,665.60x = 306,336,998.40 × 146,893,772.80
  4. Step 4: Simplify right side
    204,224,665.60x = 44,998,997,443,203,560
  5. Step 5: Solve for x
    x = 44,998,997,443,203,560/204,224,665.60
  6. Step 6: Final answer
    x = 220,340,659.20

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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.