Home / 2,147,014,911.80-3,220,522,367.70-2,110,735,206.20

Finding the Fourth Proportional to 2,147,014,911.80, 3,220,522,367.70 and 2,110,735,206.20

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Solution

The fourth proportional to 2,147,014,911.80, 3,220,522,367.70 and 2,110,735,206.20 is: 3,166,102,809.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,147,014,911.80 : 3,220,522,367.70 = 2,110,735,206.20 : x
  2. Step 2: Convert to fraction form
    2,147,014,911.80/3,220,522,367.70 = 2,110,735,206.20/x
  3. Step 3: Cross multiply
    2,147,014,911.80x = 3,220,522,367.70 × 2,110,735,206.20
  4. Step 4: Simplify right side
    2,147,014,911.80x = 6,797,669,943,858,971,648
  5. Step 5: Solve for x
    x = 6,797,669,943,858,971,648/2,147,014,911.80
  6. Step 6: Final answer
    x = 3,166,102,809.30

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Double scale
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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.