Finding the Fourth Proportional to 8,088,543,650.92, 11,161,223,529 and 4,471,078,728.28
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Solution
The fourth proportional to 8,088,543,650.92, 11,161,223,529 and 4,471,078,728.28 is: 6,169,554,280.20
Step by Step Solution
- Step 1: Write the proportion equation
8,088,543,650.92 : 11,161,223,529 = 4,471,078,728.28 : x - Step 2: Convert to fraction form
8,088,543,650.92/11,161,223,529 = 4,471,078,728.28/x - Step 3: Cross multiply
8,088,543,650.92x = 11,161,223,529 × 4,471,078,728.28 - Step 4: Simplify right side
8,088,543,650.92x = 49,902,709,102,090,133,504 - Step 5: Solve for x
x = 49,902,709,102,090,133,504/8,088,543,650.92 - Step 6: Final answer
x = 6,169,554,280.20
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1.5x scale
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.