Home / 1,929,394,409.71-2,662,565,597.60-1,082,504,821.39

Finding the Fourth Proportional to 1,929,394,409.71, 2,662,565,597.60 and 1,082,504,821.39

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Solution

The fourth proportional to 1,929,394,409.71, 2,662,565,597.60 and 1,082,504,821.39 is: 1,493,857,389.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,929,394,409.71 : 2,662,565,597.60 = 1,082,504,821.39 : x
  2. Step 2: Convert to fraction form
    1,929,394,409.71/2,662,565,597.60 = 1,082,504,821.39/x
  3. Step 3: Cross multiply
    1,929,394,409.71x = 2,662,565,597.60 × 1,082,504,821.39
  4. Step 4: Simplify right side
    1,929,394,409.71x = 2,882,240,096,669,146,624
  5. Step 5: Solve for x
    x = 2,882,240,096,669,146,624/1,929,394,409.71
  6. Step 6: Final answer
    x = 1,493,857,389.74

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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.