Home / 454,795,362.40-682,193,043.60-397,399,734.40

Finding the Fourth Proportional to 454,795,362.40, 682,193,043.60 and 397,399,734.40

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Solution

The fourth proportional to 454,795,362.40, 682,193,043.60 and 397,399,734.40 is: 596,099,601.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,795,362.40 : 682,193,043.60 = 397,399,734.40 : x
  2. Step 2: Convert to fraction form
    454,795,362.40/682,193,043.60 = 397,399,734.40/x
  3. Step 3: Cross multiply
    454,795,362.40x = 682,193,043.60 × 397,399,734.40
  4. Step 4: Simplify right side
    454,795,362.40x = 271,103,334,336,167,616
  5. Step 5: Solve for x
    x = 271,103,334,336,167,616/454,795,362.40
  6. Step 6: Final answer
    x = 596,099,601.60

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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.