Finding the Third Proportional to 376,407,140 and 815,347,170
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Solution
The third proportional to 376,407,140 and 815,347,170 is: 1,766,148,770.79
Step by Step Solution
- Step 1: Write the proportion equation
376,407,140 : 815,347,170 = 815,347,170 : x - Step 2: Convert to fraction form
376,407,140/815,347,170 = 815,347,170/x - Step 3: Cross multiply
376,407,140x = 815,347,170 × 815,347,170 - Step 4: Simplify right side
376,407,140x = 664,791,007,627,008,896 - Step 5: Solve for x
x = 664,791,007,627,008,896/376,407,140 - Step 6: Final answer
x = 1,766,148,770.79
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These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.