Finding the Fourth Proportional to 248,832,163.20, 373,248,244.80 and 67,072,828.80
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Solution
The fourth proportional to 248,832,163.20, 373,248,244.80 and 67,072,828.80 is: 100,609,243.20
Step by Step Solution
- Step 1: Write the proportion equation
248,832,163.20 : 373,248,244.80 = 67,072,828.80 : x - Step 2: Convert to fraction form
248,832,163.20/373,248,244.80 = 67,072,828.80/x - Step 3: Cross multiply
248,832,163.20x = 373,248,244.80 × 67,072,828.80 - Step 4: Simplify right side
248,832,163.20x = 25,034,815,623,370,888 - Step 5: Solve for x
x = 25,034,815,623,370,888/248,832,163.20 - Step 6: Final answer
x = 100,609,243.20
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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.