Home / 326,627,105.40-489,940,658.10-234,794,100.60

Finding the Fourth Proportional to 326,627,105.40, 489,940,658.10 and 234,794,100.60

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Solution

The fourth proportional to 326,627,105.40, 489,940,658.10 and 234,794,100.60 is: 352,191,150.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,627,105.40 : 489,940,658.10 = 234,794,100.60 : x
  2. Step 2: Convert to fraction form
    326,627,105.40/489,940,658.10 = 234,794,100.60/x
  3. Step 3: Cross multiply
    326,627,105.40x = 489,940,658.10 × 234,794,100.60
  4. Step 4: Simplify right side
    326,627,105.40x = 115,035,176,165,961,600
  5. Step 5: Solve for x
    x = 115,035,176,165,961,600/326,627,105.40
  6. Step 6: Final answer
    x = 352,191,150.90

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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.