Home / 331,776,276.40-497,664,414.60-298,333,255.60

Finding the Fourth Proportional to 331,776,276.40, 497,664,414.60 and 298,333,255.60

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Solution

The fourth proportional to 331,776,276.40, 497,664,414.60 and 298,333,255.60 is: 447,499,883.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,776,276.40 : 497,664,414.60 = 298,333,255.60 : x
  2. Step 2: Convert to fraction form
    331,776,276.40/497,664,414.60 = 298,333,255.60/x
  3. Step 3: Cross multiply
    331,776,276.40x = 497,664,414.60 × 298,333,255.60
  4. Step 4: Simplify right side
    331,776,276.40x = 148,469,845,003,886,176
  5. Step 5: Solve for x
    x = 148,469,845,003,886,176/331,776,276.40
  6. Step 6: Final answer
    x = 447,499,883.40

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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.