Finding the Fourth Proportional to 848,276,968.90, 1,272,415,453.35 and 234,861,194.65
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Solution
The fourth proportional to 848,276,968.90, 1,272,415,453.35 and 234,861,194.65 is: 352,291,791.98
Step by Step Solution
- Step 1: Write the proportion equation
848,276,968.90 : 1,272,415,453.35 = 234,861,194.65 : x - Step 2: Convert to fraction form
848,276,968.90/1,272,415,453.35 = 234,861,194.65/x - Step 3: Cross multiply
848,276,968.90x = 1,272,415,453.35 × 234,861,194.65 - Step 4: Simplify right side
848,276,968.90x = 298,841,013,464,902,336 - Step 5: Solve for x
x = 298,841,013,464,902,336/848,276,968.90 - Step 6: Final answer
x = 352,291,791.98
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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.