Finding the Fourth Proportional to 5,023,379,450.52, 6,932,263,659.42 and 2,796,237,766.68
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Solution
The fourth proportional to 5,023,379,450.52, 6,932,263,659.42 and 2,796,237,766.68 is: 3,858,808,127.87
Step by Step Solution
- Step 1: Write the proportion equation
5,023,379,450.52 : 6,932,263,659.42 = 2,796,237,766.68 : x - Step 2: Convert to fraction form
5,023,379,450.52/6,932,263,659.42 = 2,796,237,766.68/x - Step 3: Cross multiply
5,023,379,450.52x = 6,932,263,659.42 × 2,796,237,766.68 - Step 4: Simplify right side
5,023,379,450.52x = 19,384,257,453,053,505,536 - Step 5: Solve for x
x = 19,384,257,453,053,505,536/5,023,379,450.52 - Step 6: Final answer
x = 3,858,808,127.87
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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.