Finding the Third Proportional to 31,513,508 and 68,548,464
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Solution
The third proportional to 31,513,508 and 68,548,464 is: 149,107,230.99
Step by Step Solution
- Step 1: Write the proportion equation
31,513,508 : 68,548,464 = 68,548,464 : x - Step 2: Convert to fraction form
31,513,508/68,548,464 = 68,548,464/x - Step 3: Cross multiply
31,513,508x = 68,548,464 × 68,548,464 - Step 4: Simplify right side
31,513,508x = 4,698,891,916,759,296 - Step 5: Solve for x
x = 4,698,891,916,759,296/31,513,508 - Step 6: Final answer
x = 149,107,230.99
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Why These Related Problems?
These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.