Finding the Third Proportional to 393,858,310 and 857,070,764
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Solution
The third proportional to 393,858,310 and 857,070,764 is: 1,865,062,322.80
Step by Step Solution
- Step 1: Write the proportion equation
393,858,310 : 857,070,764 = 857,070,764 : x - Step 2: Convert to fraction form
393,858,310/857,070,764 = 857,070,764/x - Step 3: Cross multiply
393,858,310x = 857,070,764 × 857,070,764 - Step 4: Simplify right side
393,858,310x = 734,570,294,503,543,680 - Step 5: Solve for x
x = 734,570,294,503,543,680/393,858,310 - Step 6: Final answer
x = 1,865,062,322.80
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These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.