Home / 2,984,186,771.40-4,476,280,157.10-885,738,838.80

Finding the Fourth Proportional to 2,984,186,771.40, 4,476,280,157.10 and 885,738,838.80

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Solution

The fourth proportional to 2,984,186,771.40, 4,476,280,157.10 and 885,738,838.80 is: 1,328,608,258.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,984,186,771.40 : 4,476,280,157.10 = 885,738,838.80 : x
  2. Step 2: Convert to fraction form
    2,984,186,771.40/4,476,280,157.10 = 885,738,838.80/x
  3. Step 3: Cross multiply
    2,984,186,771.40x = 4,476,280,157.10 × 885,738,838.80
  4. Step 4: Simplify right side
    2,984,186,771.40x = 3,964,815,188,493,235,712
  5. Step 5: Solve for x
    x = 3,964,815,188,493,235,712/2,984,186,771.40
  6. Step 6: Final answer
    x = 1,328,608,258.20

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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.