Finding the Fourth Proportional to 5,691,119,648, 7,853,745,114.24 and 3,086,456,864
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Solution
The fourth proportional to 5,691,119,648, 7,853,745,114.24 and 3,086,456,864 is: 4,259,310,472.32
Step by Step Solution
- Step 1: Write the proportion equation
5,691,119,648 : 7,853,745,114.24 = 3,086,456,864 : x - Step 2: Convert to fraction form
5,691,119,648/7,853,745,114.24 = 3,086,456,864/x - Step 3: Cross multiply
5,691,119,648x = 7,853,745,114.24 × 3,086,456,864 - Step 4: Simplify right side
5,691,119,648x = 24,240,245,515,952,513,024 - Step 5: Solve for x
x = 24,240,245,515,952,513,024/5,691,119,648 - Step 6: Final answer
x = 4,259,310,472.32
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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.