Finding the Fourth Proportional to 5,743,441,480.53, 7,925,949,258.39 and 3,103,242,592.53
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Solution
The fourth proportional to 5,743,441,480.53, 7,925,949,258.39 and 3,103,242,592.53 is: 4,282,474,785.94
Step by Step Solution
- Step 1: Write the proportion equation
5,743,441,480.53 : 7,925,949,258.39 = 3,103,242,592.53 : x - Step 2: Convert to fraction form
5,743,441,480.53/7,925,949,258.39 = 3,103,242,592.53/x - Step 3: Cross multiply
5,743,441,480.53x = 7,925,949,258.39 × 3,103,242,592.53 - Step 4: Simplify right side
5,743,441,480.53x = 24,596,143,324,867,416,064 - Step 5: Solve for x
x = 24,596,143,324,867,416,064/5,743,441,480.53 - Step 6: Final answer
x = 4,282,474,785.94
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.