Home / 279,764,691.40-419,647,037.10-262,744,582.60

Finding the Fourth Proportional to 279,764,691.40, 419,647,037.10 and 262,744,582.60

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Solution

The fourth proportional to 279,764,691.40, 419,647,037.10 and 262,744,582.60 is: 394,116,873.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    279,764,691.40 : 419,647,037.10 = 262,744,582.60 : x
  2. Step 2: Convert to fraction form
    279,764,691.40/419,647,037.10 = 262,744,582.60/x
  3. Step 3: Cross multiply
    279,764,691.40x = 419,647,037.10 × 262,744,582.60
  4. Step 4: Simplify right side
    279,764,691.40x = 110,259,985,602,166,224
  5. Step 5: Solve for x
    x = 110,259,985,602,166,224/279,764,691.40
  6. Step 6: Final answer
    x = 394,116,873.90

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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.