Finding the Third Proportional to 72,912,842 and 158,343,775
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Solution
The third proportional to 72,912,842 and 158,343,775 is: 343,872,908.99
Step by Step Solution
- Step 1: Write the proportion equation
72,912,842 : 158,343,775 = 158,343,775 : x - Step 2: Convert to fraction form
72,912,842/158,343,775 = 158,343,775/x - Step 3: Cross multiply
72,912,842x = 158,343,775 × 158,343,775 - Step 4: Simplify right side
72,912,842x = 25,072,751,081,250,624 - Step 5: Solve for x
x = 25,072,751,081,250,624/72,912,842 - Step 6: Final answer
x = 343,872,908.99
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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.