Finding the Fourth Proportional to 5,273,574,295.44, 7,274,222,241.26 and 3,128,662,393
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Solution
The fourth proportional to 5,273,574,295.44, 7,274,222,241.26 and 3,128,662,393 is: 4,315,590,203.07
Step by Step Solution
- Step 1: Write the proportion equation
5,273,574,295.44 : 7,274,222,241.26 = 3,128,662,393 : x - Step 2: Convert to fraction form
5,273,574,295.44/7,274,222,241.26 = 3,128,662,393/x - Step 3: Cross multiply
5,273,574,295.44x = 7,274,222,241.26 × 3,128,662,393 - Step 4: Simplify right side
5,273,574,295.44x = 22,758,585,564,554,334,208 - Step 5: Solve for x
x = 22,758,585,564,554,334,208/5,273,574,295.44 - Step 6: Final answer
x = 4,315,590,203.07
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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.