Home / 3,059,825,423.40-4,589,738,135.10-989,756,440.20

Finding the Fourth Proportional to 3,059,825,423.40, 4,589,738,135.10 and 989,756,440.20

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Solution

The fourth proportional to 3,059,825,423.40, 4,589,738,135.10 and 989,756,440.20 is: 1,484,634,660.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,059,825,423.40 : 4,589,738,135.10 = 989,756,440.20 : x
  2. Step 2: Convert to fraction form
    3,059,825,423.40/4,589,738,135.10 = 989,756,440.20/x
  3. Step 3: Cross multiply
    3,059,825,423.40x = 4,589,738,135.10 × 989,756,440.20
  4. Step 4: Simplify right side
    3,059,825,423.40x = 4,542,722,878,046,763,520
  5. Step 5: Solve for x
    x = 4,542,722,878,046,763,520/3,059,825,423.40
  6. Step 6: Final answer
    x = 1,484,634,660.30

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Double scale
Find fourth proportional to 3,059,825,424.40, 4,589,738,136.60 and 989,756,441.20
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.