Finding the Third Proportional to 399,268,553,538 and 887,807,857,641
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Solution
The third proportional to 399,268,553,538 and 887,807,857,641 is: 1,974,116,882,245.49
Step by Step Solution
- Step 1: Write the proportion equation
399,268,553,538 : 887,807,857,641 = 887,807,857,641 : x - Step 2: Convert to fraction form
399,268,553,538/887,807,857,641 = 887,807,857,641/x - Step 3: Cross multiply
399,268,553,538x = 887,807,857,641 × 887,807,857,641 - Step 4: Simplify right side
399,268,553,538x = 788,202,792,089,102,057,472,000 - Step 5: Solve for x
x = 788,202,792,089,102,057,472,000/399,268,553,538 - Step 6: Final answer
x = 1,974,116,882,245.49
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Why These Related Problems?
These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.