Finding the Third Proportional to 74,718,852.75 and 154,212,486.75
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Solution
The third proportional to 74,718,852.75 and 154,212,486.75 is: 318,279,660.28
Step by Step Solution
- Step 1: Write the proportion equation
74,718,852.75 : 154,212,486.75 = 154,212,486.75 : x - Step 2: Convert to fraction form
74,718,852.75/154,212,486.75 = 154,212,486.75/x - Step 3: Cross multiply
74,718,852.75x = 154,212,486.75 × 154,212,486.75 - Step 4: Simplify right side
74,718,852.75x = 23,781,491,069,618,924 - Step 5: Solve for x
x = 23,781,491,069,618,924/74,718,852.75 - Step 6: Final answer
x = 318,279,660.28
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Why These Related Problems?
These problems maintain the same ratio (2.06) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.