Finding the Third Proportional to 38,809,257 and 78,758,937
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Solution
The third proportional to 38,809,257 and 78,758,937 is: 159,832,231.71
Step by Step Solution
- Step 1: Write the proportion equation
38,809,257 : 78,758,937 = 78,758,937 : x - Step 2: Convert to fraction form
38,809,257/78,758,937 = 78,758,937/x - Step 3: Cross multiply
38,809,257x = 78,758,937 × 78,758,937 - Step 4: Simplify right side
38,809,257x = 6,202,970,157,369,969 - Step 5: Solve for x
x = 6,202,970,157,369,969/38,809,257 - Step 6: Final answer
x = 159,832,231.71
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Why These Related Problems?
These problems maintain the same ratio (2.03) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.