Finding the Fourth Proportional to 232,608,294.41, 320,999,512.98 and 126,761,738.79
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Solution
The fourth proportional to 232,608,294.41, 320,999,512.98 and 126,761,738.79 is: 174,931,235.88
Step by Step Solution
- Step 1: Write the proportion equation
232,608,294.41 : 320,999,512.98 = 126,761,738.79 : x - Step 2: Convert to fraction form
232,608,294.41/320,999,512.98 = 126,761,738.79/x - Step 3: Cross multiply
232,608,294.41x = 320,999,512.98 × 126,761,738.79 - Step 4: Simplify right side
232,608,294.41x = 40,690,456,416,087,976 - Step 5: Solve for x
x = 40,690,456,416,087,976/232,608,294.41 - Step 6: Final answer
x = 174,931,235.88
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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.