Home / 3,780,288,132.80-5,670,432,199.20-3,598,889,604.80

Finding the Fourth Proportional to 3,780,288,132.80, 5,670,432,199.20 and 3,598,889,604.80

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Solution

The fourth proportional to 3,780,288,132.80, 5,670,432,199.20 and 3,598,889,604.80 is: 5,398,334,407.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,780,288,132.80 : 5,670,432,199.20 = 3,598,889,604.80 : x
  2. Step 2: Convert to fraction form
    3,780,288,132.80/5,670,432,199.20 = 3,598,889,604.80/x
  3. Step 3: Cross multiply
    3,780,288,132.80x = 5,670,432,199.20 × 3,598,889,604.80
  4. Step 4: Simplify right side
    3,780,288,132.80x = 20,407,259,496,424,083,456
  5. Step 5: Solve for x
    x = 20,407,259,496,424,083,456/3,780,288,132.80
  6. Step 6: Final answer
    x = 5,398,334,407.20

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Half scale
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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.