Home / 3,621,945,763.20-5,432,918,644.80-3,621,945,763.20

Finding the Fourth Proportional to 3,621,945,763.20, 5,432,918,644.80 and 3,621,945,763.20

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Solution

The fourth proportional to 3,621,945,763.20, 5,432,918,644.80 and 3,621,945,763.20 is: 5,432,918,644.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,621,945,763.20 : 5,432,918,644.80 = 3,621,945,763.20 : x
  2. Step 2: Convert to fraction form
    3,621,945,763.20/5,432,918,644.80 = 3,621,945,763.20/x
  3. Step 3: Cross multiply
    3,621,945,763.20x = 5,432,918,644.80 × 3,621,945,763.20
  4. Step 4: Simplify right side
    3,621,945,763.20x = 19,677,736,667,343,646,720
  5. Step 5: Solve for x
    x = 19,677,736,667,343,646,720/3,621,945,763.20
  6. Step 6: Final answer
    x = 5,432,918,644.80

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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.