Finding the Fourth Proportional to 2,192,202,144.40, 3,288,303,216.60 and 1,727,297,557.60
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Solution
The fourth proportional to 2,192,202,144.40, 3,288,303,216.60 and 1,727,297,557.60 is: 2,590,946,336.40
Step by Step Solution
- Step 1: Write the proportion equation
2,192,202,144.40 : 3,288,303,216.60 = 1,727,297,557.60 : x - Step 2: Convert to fraction form
2,192,202,144.40/3,288,303,216.60 = 1,727,297,557.60/x - Step 3: Cross multiply
2,192,202,144.40x = 3,288,303,216.60 × 1,727,297,557.60 - Step 4: Simplify right side
2,192,202,144.40x = 5,679,878,114,681,403,392 - Step 5: Solve for x
x = 5,679,878,114,681,403,392/2,192,202,144.40 - Step 6: Final answer
x = 2,590,946,336.40
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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.