Home / 260,764,662.60-391,194,233.10-131,045,819.40

Finding the Fourth Proportional to 260,764,662.60, 391,194,233.10 and 131,045,819.40

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Solution

The fourth proportional to 260,764,662.60, 391,194,233.10 and 131,045,819.40 is: 196,592,468.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,764,662.60 : 391,194,233.10 = 131,045,819.40 : x
  2. Step 2: Convert to fraction form
    260,764,662.60/391,194,233.10 = 131,045,819.40/x
  3. Step 3: Cross multiply
    260,764,662.60x = 391,194,233.10 × 131,045,819.40
  4. Step 4: Simplify right side
    260,764,662.60x = 51,264,368,821,144,104
  5. Step 5: Solve for x
    x = 51,264,368,821,144,104/260,764,662.60
  6. Step 6: Final answer
    x = 196,592,468.90

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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.