Finding the Third Proportional to 47,679,117.75 and 102,979,203.75
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Solution
The third proportional to 47,679,117.75 and 102,979,203.75 is: 222,418,469.67
Step by Step Solution
- Step 1: Write the proportion equation
47,679,117.75 : 102,979,203.75 = 102,979,203.75 : x - Step 2: Convert to fraction form
47,679,117.75/102,979,203.75 = 102,979,203.75/x - Step 3: Cross multiply
47,679,117.75x = 102,979,203.75 × 102,979,203.75 - Step 4: Simplify right side
47,679,117.75x = 10,604,716,404,984,014 - Step 5: Solve for x
x = 10,604,716,404,984,014/47,679,117.75 - Step 6: Final answer
x = 222,418,469.67
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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.