Finding the Third Proportional to 138,809,710.13 and 304,855,805.67
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Solution
The third proportional to 138,809,710.13 and 304,855,805.67 is: 669,528,537.80
Step by Step Solution
- Step 1: Write the proportion equation
138,809,710.13 : 304,855,805.67 = 304,855,805.67 : x - Step 2: Convert to fraction form
138,809,710.13/304,855,805.67 = 304,855,805.67/x - Step 3: Cross multiply
138,809,710.13x = 304,855,805.67 × 304,855,805.67 - Step 4: Simplify right side
138,809,710.13x = 92,937,062,251,851,072 - Step 5: Solve for x
x = 92,937,062,251,851,072/138,809,710.13 - Step 6: Final answer
x = 669,528,537.80
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Why These Related Problems?
These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.