Finding the Fourth Proportional to 4,874,268,969, 6,726,491,177.22 and 2,788,185,897
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Solution
The fourth proportional to 4,874,268,969, 6,726,491,177.22 and 2,788,185,897 is: 3,847,696,537.86
Step by Step Solution
- Step 1: Write the proportion equation
4,874,268,969 : 6,726,491,177.22 = 2,788,185,897 : x - Step 2: Convert to fraction form
4,874,268,969/6,726,491,177.22 = 2,788,185,897/x - Step 3: Cross multiply
4,874,268,969x = 6,726,491,177.22 × 2,788,185,897 - Step 4: Simplify right side
4,874,268,969x = 18,754,707,836,619,730,944 - Step 5: Solve for x
x = 18,754,707,836,619,730,944/4,874,268,969 - Step 6: Final answer
x = 3,847,696,537.86
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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.