Finding the Third Proportional to 65,383,981 and 138,737,882
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Solution
The third proportional to 65,383,981 and 138,737,882 is: 294,387,090.04
Step by Step Solution
- Step 1: Write the proportion equation
65,383,981 : 138,737,882 = 138,737,882 : x - Step 2: Convert to fraction form
65,383,981/138,737,882 = 138,737,882/x - Step 3: Cross multiply
65,383,981x = 138,737,882 × 138,737,882 - Step 4: Simplify right side
65,383,981x = 19,248,199,901,845,924 - Step 5: Solve for x
x = 19,248,199,901,845,924/65,383,981 - Step 6: Final answer
x = 294,387,090.04
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Why These Related Problems?
These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.