Home / 2,113,907,959.80-3,170,861,939.70-1,777,186,942.20

Finding the Fourth Proportional to 2,113,907,959.80, 3,170,861,939.70 and 1,777,186,942.20

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Solution

The fourth proportional to 2,113,907,959.80, 3,170,861,939.70 and 1,777,186,942.20 is: 2,665,780,413.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,113,907,959.80 : 3,170,861,939.70 = 1,777,186,942.20 : x
  2. Step 2: Convert to fraction form
    2,113,907,959.80/3,170,861,939.70 = 1,777,186,942.20/x
  3. Step 3: Cross multiply
    2,113,907,959.80x = 3,170,861,939.70 × 1,777,186,942.20
  4. Step 4: Simplify right side
    2,113,907,959.80x = 5,635,214,434,753,803,264
  5. Step 5: Solve for x
    x = 5,635,214,434,753,803,264/2,113,907,959.80
  6. Step 6: Final answer
    x = 2,665,780,413.30

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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.