Home / 3,188,650,076.40-4,782,975,114.60-3,136,994,011.20

Finding the Fourth Proportional to 3,188,650,076.40, 4,782,975,114.60 and 3,136,994,011.20

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Solution

The fourth proportional to 3,188,650,076.40, 4,782,975,114.60 and 3,136,994,011.20 is: 4,705,491,016.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,188,650,076.40 : 4,782,975,114.60 = 3,136,994,011.20 : x
  2. Step 2: Convert to fraction form
    3,188,650,076.40/4,782,975,114.60 = 3,136,994,011.20/x
  3. Step 3: Cross multiply
    3,188,650,076.40x = 4,782,975,114.60 × 3,136,994,011.20
  4. Step 4: Simplify right side
    3,188,650,076.40x = 15,004,164,290,218,833,920
  5. Step 5: Solve for x
    x = 15,004,164,290,218,833,920/3,188,650,076.40
  6. Step 6: Final answer
    x = 4,705,491,016.80

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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.