Home / 3,621,695,959.70-5,432,543,939.55-1,968,701,873.30

Finding the Fourth Proportional to 3,621,695,959.70, 5,432,543,939.55 and 1,968,701,873.30

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Solution

The fourth proportional to 3,621,695,959.70, 5,432,543,939.55 and 1,968,701,873.30 is: 2,953,052,809.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,621,695,959.70 : 5,432,543,939.55 = 1,968,701,873.30 : x
  2. Step 2: Convert to fraction form
    3,621,695,959.70/5,432,543,939.55 = 1,968,701,873.30/x
  3. Step 3: Cross multiply
    3,621,695,959.70x = 5,432,543,939.55 × 1,968,701,873.30
  4. Step 4: Simplify right side
    3,621,695,959.70x = 10,695,059,430,576,646,144
  5. Step 5: Solve for x
    x = 10,695,059,430,576,646,144/3,621,695,959.70
  6. Step 6: Final answer
    x = 2,953,052,809.95

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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.