Finding the Fourth Proportional to 233,546,308.48, 322,288,224.96 and 129,121,690.24
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Solution
The fourth proportional to 233,546,308.48, 322,288,224.96 and 129,121,690.24 is: 178,184,791.80
Step by Step Solution
- Step 1: Write the proportion equation
233,546,308.48 : 322,288,224.96 = 129,121,690.24 : x - Step 2: Convert to fraction form
233,546,308.48/322,288,224.96 = 129,121,690.24/x - Step 3: Cross multiply
233,546,308.48x = 322,288,224.96 × 129,121,690.24 - Step 4: Simplify right side
233,546,308.48x = 41,614,400,351,284,552 - Step 5: Solve for x
x = 41,614,400,351,284,552/233,546,308.48 - Step 6: Final answer
x = 178,184,791.80
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.