Finding the Fourth Proportional to 8,039,310,176.84, 11,086,548,656.46 and 5,322,276,992.84
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Solution
The fourth proportional to 8,039,310,176.84, 11,086,548,656.46 and 5,322,276,992.84 is: 7,339,645,012.61
Step by Step Solution
- Step 1: Write the proportion equation
8,039,310,176.84 : 11,086,548,656.46 = 5,322,276,992.84 : x - Step 2: Convert to fraction form
8,039,310,176.84/11,086,548,656.46 = 5,322,276,992.84/x - Step 3: Cross multiply
8,039,310,176.84x = 11,086,548,656.46 × 5,322,276,992.84 - Step 4: Simplify right side
8,039,310,176.84x = 59,005,682,844,278,267,904 - Step 5: Solve for x
x = 59,005,682,844,278,267,904/8,039,310,176.84 - Step 6: Final answer
x = 7,339,645,012.61
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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.