Finding the Fourth Proportional to 6,131,662,737.82, 8,463,268,959.49 and 3,993,597,264.36
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Solution
The fourth proportional to 6,131,662,737.82, 8,463,268,959.49 and 3,993,597,264.36 is: 5,512,189,630.99
Step by Step Solution
- Step 1: Write the proportion equation
6,131,662,737.82 : 8,463,268,959.49 = 3,993,597,264.36 : x - Step 2: Convert to fraction form
6,131,662,737.82/8,463,268,959.49 = 3,993,597,264.36/x - Step 3: Cross multiply
6,131,662,737.82x = 8,463,268,959.49 × 3,993,597,264.36 - Step 4: Simplify right side
6,131,662,737.82x = 33,798,887,764,177,506,304 - Step 5: Solve for x
x = 33,798,887,764,177,506,304/6,131,662,737.82 - Step 6: Final answer
x = 5,512,189,630.99
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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.