Finding the Third Proportional to 286,556,839 and 613,980,644
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Solution
The third proportional to 286,556,839 and 613,980,644 is: 1,315,523,414.21
Step by Step Solution
- Step 1: Write the proportion equation
286,556,839 : 613,980,644 = 613,980,644 : x - Step 2: Convert to fraction form
286,556,839/613,980,644 = 613,980,644/x - Step 3: Cross multiply
286,556,839x = 613,980,644 × 613,980,644 - Step 4: Simplify right side
286,556,839x = 376,972,231,206,654,720 - Step 5: Solve for x
x = 376,972,231,206,654,720/286,556,839 - Step 6: Final answer
x = 1,315,523,414.21
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Why These Related Problems?
These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.