Home / 816,470,919.87-1,224,702,884.35-226,259,473.73

Finding the Fourth Proportional to 816,470,919.87, 1,224,702,884.35 and 226,259,473.73

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Solution

The fourth proportional to 816,470,919.87, 1,224,702,884.35 and 226,259,473.73 is: 339,388,241.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    816,470,919.87 : 1,224,702,884.35 = 226,259,473.73 : x
  2. Step 2: Convert to fraction form
    816,470,919.87/1,224,702,884.35 = 226,259,473.73/x
  3. Step 3: Cross multiply
    816,470,919.87x = 1,224,702,884.35 × 226,259,473.73
  4. Step 4: Simplify right side
    816,470,919.87x = 277,100,630,084,966,368
  5. Step 5: Solve for x
    x = 277,100,630,084,966,368/816,470,919.87
  6. Step 6: Final answer
    x = 339,388,241.94

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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.