Home / 3,910,363,365.60-5,865,545,048.40-3,481,809,343.20

Finding the Fourth Proportional to 3,910,363,365.60, 5,865,545,048.40 and 3,481,809,343.20

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Solution

The fourth proportional to 3,910,363,365.60, 5,865,545,048.40 and 3,481,809,343.20 is: 5,222,714,014.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,910,363,365.60 : 5,865,545,048.40 = 3,481,809,343.20 : x
  2. Step 2: Convert to fraction form
    3,910,363,365.60/5,865,545,048.40 = 3,481,809,343.20/x
  3. Step 3: Cross multiply
    3,910,363,365.60x = 5,865,545,048.40 × 3,481,809,343.20
  4. Step 4: Simplify right side
    3,910,363,365.60x = 20,422,709,552,479,612,928
  5. Step 5: Solve for x
    x = 20,422,709,552,479,612,928/3,910,363,365.60
  6. Step 6: Final answer
    x = 5,222,714,014.80

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Double scale
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Similar ratio
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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.