Finding the Fourth Proportional to 4,874,268,960, 6,726,491,164.80 and 2,788,185,888
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Solution
The fourth proportional to 4,874,268,960, 6,726,491,164.80 and 2,788,185,888 is: 3,847,696,525.44
Step by Step Solution
- Step 1: Write the proportion equation
4,874,268,960 : 6,726,491,164.80 = 2,788,185,888 : x - Step 2: Convert to fraction form
4,874,268,960/6,726,491,164.80 = 2,788,185,888/x - Step 3: Cross multiply
4,874,268,960x = 6,726,491,164.80 × 2,788,185,888 - Step 4: Simplify right side
4,874,268,960x = 18,754,707,741,452,042,240 - Step 5: Solve for x
x = 18,754,707,741,452,042,240/4,874,268,960 - Step 6: Final answer
x = 3,847,696,525.44
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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.