Finding the Third Proportional to 75,416,486 and 161,994,112
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Solution
The third proportional to 75,416,486 and 161,994,112 is: 347,962,278.73
Step by Step Solution
- Step 1: Write the proportion equation
75,416,486 : 161,994,112 = 161,994,112 : x - Step 2: Convert to fraction form
75,416,486/161,994,112 = 161,994,112/x - Step 3: Cross multiply
75,416,486x = 161,994,112 × 161,994,112 - Step 4: Simplify right side
75,416,486x = 26,242,092,322,668,544 - Step 5: Solve for x
x = 26,242,092,322,668,544/75,416,486 - Step 6: Final answer
x = 347,962,278.73
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Why These Related Problems?
These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.