Finding the Fourth Proportional to 110,585,121.75, 152,607,533.67 and 61,692,549.75
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Solution
The fourth proportional to 110,585,121.75, 152,607,533.67 and 61,692,549.75 is: 85,135,755.28
Step by Step Solution
- Step 1: Write the proportion equation
110,585,121.75 : 152,607,533.67 = 61,692,549.75 : x - Step 2: Convert to fraction form
110,585,121.75/152,607,533.67 = 61,692,549.75/x - Step 3: Cross multiply
110,585,121.75x = 152,607,533.67 × 61,692,549.75 - Step 4: Simplify right side
110,585,121.75x = 9,414,747,863,161,274 - Step 5: Solve for x
x = 9,414,747,863,161,274/110,585,121.75 - Step 6: Final answer
x = 85,135,755.28
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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.