Finding the Fourth Proportional to 270,716,505,544.70, 406,074,758,317.05 and 145,192,267,108.70
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Solution
The fourth proportional to 270,716,505,544.70, 406,074,758,317.05 and 145,192,267,108.70 is: 217,788,400,663.05
Step by Step Solution
- Step 1: Write the proportion equation
270,716,505,544.70 : 406,074,758,317.05 = 145,192,267,108.70 : x - Step 2: Convert to fraction form
270,716,505,544.70/406,074,758,317.05 = 145,192,267,108.70/x - Step 3: Cross multiply
270,716,505,544.70x = 406,074,758,317.05 × 145,192,267,108.70 - Step 4: Simplify right side
270,716,505,544.70x = 58,958,914,775,669,924,691,968 - Step 5: Solve for x
x = 58,958,914,775,669,924,691,968/270,716,505,544.70 - Step 6: Final answer
x = 217,788,400,663.05
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.