Finding the Third Proportional to 215,891,532 and 315,740,388
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Solution
The third proportional to 215,891,532 and 315,740,388 is: 461,768,887.79
Step by Step Solution
- Step 1: Write the proportion equation
215,891,532 : 315,740,388 = 315,740,388 : x - Step 2: Convert to fraction form
215,891,532/315,740,388 = 315,740,388/x - Step 3: Cross multiply
215,891,532x = 315,740,388 × 315,740,388 - Step 4: Simplify right side
215,891,532x = 99,691,992,614,390,544 - Step 5: Solve for x
x = 99,691,992,614,390,544/215,891,532 - Step 6: Final answer
x = 461,768,887.79
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These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.