Finding the Third Proportional to 79,439,656 and 171,419,828
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Solution
The third proportional to 79,439,656 and 171,419,828 is: 369,900,360.99
Step by Step Solution
- Step 1: Write the proportion equation
79,439,656 : 171,419,828 = 171,419,828 : x - Step 2: Convert to fraction form
79,439,656/171,419,828 = 171,419,828/x - Step 3: Cross multiply
79,439,656x = 171,419,828 × 171,419,828 - Step 4: Simplify right side
79,439,656x = 29,384,757,431,549,584 - Step 5: Solve for x
x = 29,384,757,431,549,584/79,439,656 - Step 6: Final answer
x = 369,900,360.99
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Why These Related Problems?
These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.