Finding the Third Proportional to 74,345,979.09 and 161,048,169
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Solution
The third proportional to 74,345,979.09 and 161,048,169 is: 348,862,346.75
Step by Step Solution
- Step 1: Write the proportion equation
74,345,979.09 : 161,048,169 = 161,048,169 : x - Step 2: Convert to fraction form
74,345,979.09/161,048,169 = 161,048,169/x - Step 3: Cross multiply
74,345,979.09x = 161,048,169 × 161,048,169 - Step 4: Simplify right side
74,345,979.09x = 25,936,512,738,252,560 - Step 5: Solve for x
x = 25,936,512,738,252,560/74,345,979.09 - Step 6: Final answer
x = 348,862,346.75
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Why These Related Problems?
These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.