Finding the Fourth Proportional to 3,588,571,172.27, 5,382,813,458.84 and 932,392,216.68
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Solution
The fourth proportional to 3,588,571,172.27, 5,382,813,458.84 and 932,392,216.68 is: 1,398,577,074.81
Step by Step Solution
- Step 1: Write the proportion equation
3,588,571,172.27 : 5,382,813,458.84 = 932,392,216.68 : x - Step 2: Convert to fraction form
3,588,571,172.27/5,382,813,458.84 = 932,392,216.68/x - Step 3: Cross multiply
3,588,571,172.27x = 5,382,813,458.84 × 932,392,216.68 - Step 4: Simplify right side
3,588,571,172.27x = 5,018,893,372,858,103,808 - Step 5: Solve for x
x = 5,018,893,372,858,103,808/3,588,571,172.27 - Step 6: Final answer
x = 1,398,577,074.81
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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.