Finding the Fourth Proportional to 233,640,217.80, 350,460,326.70 and 118,848,961.80
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Solution
The fourth proportional to 233,640,217.80, 350,460,326.70 and 118,848,961.80 is: 178,273,442.70
Step by Step Solution
- Step 1: Write the proportion equation
233,640,217.80 : 350,460,326.70 = 118,848,961.80 : x - Step 2: Convert to fraction form
233,640,217.80/350,460,326.70 = 118,848,961.80/x - Step 3: Cross multiply
233,640,217.80x = 350,460,326.70 × 118,848,961.80 - Step 4: Simplify right side
233,640,217.80x = 41,651,845,980,383,816 - Step 5: Solve for x
x = 41,651,845,980,383,816/233,640,217.80 - Step 6: Final answer
x = 178,273,442.70
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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.