Finding the Fourth Proportional to 11,833,590,755.13, 16,330,868,574.72 and 6,553,192,979.13
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Solution
The fourth proportional to 11,833,590,755.13, 16,330,868,574.72 and 6,553,192,979.13 is: 9,043,690,583.99
Step by Step Solution
- Step 1: Write the proportion equation
11,833,590,755.13 : 16,330,868,574.72 = 6,553,192,979.13 : x - Step 2: Convert to fraction form
11,833,590,755.13/16,330,868,574.72 = 6,553,192,979.13/x - Step 3: Cross multiply
11,833,590,755.13x = 16,330,868,574.72 × 6,553,192,979.13 - Step 4: Simplify right side
11,833,590,755.13x = 107,019,333,286,949,847,040 - Step 5: Solve for x
x = 107,019,333,286,949,847,040/11,833,590,755.13 - Step 6: Final answer
x = 9,043,690,583.99
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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.