Home / 1,929,394,410.21-2,662,565,598.29-1,082,504,821.89

Finding the Fourth Proportional to 1,929,394,410.21, 2,662,565,598.29 and 1,082,504,821.89

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Solution

The fourth proportional to 1,929,394,410.21, 2,662,565,598.29 and 1,082,504,821.89 is: 1,493,857,390.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,929,394,410.21 : 2,662,565,598.29 = 1,082,504,821.89 : x
  2. Step 2: Convert to fraction form
    1,929,394,410.21/2,662,565,598.29 = 1,082,504,821.89/x
  3. Step 3: Cross multiply
    1,929,394,410.21x = 2,662,565,598.29 × 1,082,504,821.89
  4. Step 4: Simplify right side
    1,929,394,410.21x = 2,882,240,098,747,358,208
  5. Step 5: Solve for x
    x = 2,882,240,098,747,358,208/1,929,394,410.21
  6. Step 6: Final answer
    x = 1,493,857,390.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.