Finding the Third Proportional to 68,019,449.25 and 138,893,886.75
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Solution
The third proportional to 68,019,449.25 and 138,893,886.75 is: 283,617,582.75
Step by Step Solution
- Step 1: Write the proportion equation
68,019,449.25 : 138,893,886.75 = 138,893,886.75 : x - Step 2: Convert to fraction form
68,019,449.25/138,893,886.75 = 138,893,886.75/x - Step 3: Cross multiply
68,019,449.25x = 138,893,886.75 × 138,893,886.75 - Step 4: Simplify right side
68,019,449.25x = 19,291,511,776,521,824 - Step 5: Solve for x
x = 19,291,511,776,521,824/68,019,449.25 - Step 6: Final answer
x = 283,617,582.75
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Why These Related Problems?
These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.