Home / 3,419,443,268.20-5,129,164,902.30-3,228,974,813.80

Finding the Fourth Proportional to 3,419,443,268.20, 5,129,164,902.30 and 3,228,974,813.80

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Solution

The fourth proportional to 3,419,443,268.20, 5,129,164,902.30 and 3,228,974,813.80 is: 4,843,462,220.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,419,443,268.20 : 5,129,164,902.30 = 3,228,974,813.80 : x
  2. Step 2: Convert to fraction form
    3,419,443,268.20/5,129,164,902.30 = 3,228,974,813.80/x
  3. Step 3: Cross multiply
    3,419,443,268.20x = 5,129,164,902.30 × 3,228,974,813.80
  4. Step 4: Simplify right side
    3,419,443,268.20x = 16,561,944,285,353,639,936
  5. Step 5: Solve for x
    x = 16,561,944,285,353,639,936/3,419,443,268.20
  6. Step 6: Final answer
    x = 4,843,462,220.70

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Double scale
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1.5x scale

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.