Finding the Fourth Proportional to 5,273,574,293.44, 7,274,222,238.50 and 3,128,662,390.98
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Solution
The fourth proportional to 5,273,574,293.44, 7,274,222,238.50 and 3,128,662,390.98 is: 4,315,590,200.28
Step by Step Solution
- Step 1: Write the proportion equation
5,273,574,293.44 : 7,274,222,238.50 = 3,128,662,390.98 : x - Step 2: Convert to fraction form
5,273,574,293.44/7,274,222,238.50 = 3,128,662,390.98/x - Step 3: Cross multiply
5,273,574,293.44x = 7,274,222,238.50 × 3,128,662,390.98 - Step 4: Simplify right side
5,273,574,293.44x = 22,758,585,541,225,299,968 - Step 5: Solve for x
x = 22,758,585,541,225,299,968/5,273,574,293.44 - Step 6: Final answer
x = 4,315,590,200.28
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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.