Finding the Fourth Proportional to 3,511,251,790.08, 4,840,839,976.60 and 2,789,434,715.02
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Solution
The fourth proportional to 3,511,251,790.08, 4,840,839,976.60 and 2,789,434,715.02 is: 3,845,696,033.17
Step by Step Solution
- Step 1: Write the proportion equation
3,511,251,790.08 : 4,840,839,976.60 = 2,789,434,715.02 : x - Step 2: Convert to fraction form
3,511,251,790.08/4,840,839,976.60 = 2,789,434,715.02/x - Step 3: Cross multiply
3,511,251,790.08x = 4,840,839,976.60 × 2,789,434,715.02 - Step 4: Simplify right side
3,511,251,790.08x = 13,503,207,080,584,644,608 - Step 5: Solve for x
x = 13,503,207,080,584,644,608/3,511,251,790.08 - Step 6: Final answer
x = 3,845,696,033.17
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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.