Finding the Fourth Proportional to 177,163,316.80, 248,283,735.20 and 177,163,316.80
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Solution
The fourth proportional to 177,163,316.80, 248,283,735.20 and 177,163,316.80 is: 248,283,735.20
Step by Step Solution
- Step 1: Write the proportion equation
177,163,316.80 : 248,283,735.20 = 177,163,316.80 : x - Step 2: Convert to fraction form
177,163,316.80/248,283,735.20 = 177,163,316.80/x - Step 3: Cross multiply
177,163,316.80x = 248,283,735.20 × 177,163,316.80 - Step 4: Simplify right side
177,163,316.80x = 43,986,770,035,524,912 - Step 5: Solve for x
x = 43,986,770,035,524,912/177,163,316.80 - Step 6: Final answer
x = 248,283,735.20
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Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.