Finding the Fourth Proportional to 5,134,244,057.60, 7,085,251,425.87 and 2,876,199,478.79
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Solution
The fourth proportional to 5,134,244,057.60, 7,085,251,425.87 and 2,876,199,478.79 is: 3,969,152,270.43
Step by Step Solution
- Step 1: Write the proportion equation
5,134,244,057.60 : 7,085,251,425.87 = 2,876,199,478.79 : x - Step 2: Convert to fraction form
5,134,244,057.60/7,085,251,425.87 = 2,876,199,478.79/x - Step 3: Cross multiply
5,134,244,057.60x = 7,085,251,425.87 × 2,876,199,478.79 - Step 4: Simplify right side
5,134,244,057.60x = 20,378,596,458,186,940,416 - Step 5: Solve for x
x = 20,378,596,458,186,940,416/5,134,244,057.60 - Step 6: Final answer
x = 3,969,152,270.43
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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.