Finding the Fourth Proportional to 160,972,193.80, 241,458,290.70 and 160,972,193.80
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Solution
The fourth proportional to 160,972,193.80, 241,458,290.70 and 160,972,193.80 is: 241,458,290.70
Step by Step Solution
- Step 1: Write the proportion equation
160,972,193.80 : 241,458,290.70 = 160,972,193.80 : x - Step 2: Convert to fraction form
160,972,193.80/241,458,290.70 = 160,972,193.80/x - Step 3: Cross multiply
160,972,193.80x = 241,458,290.70 × 160,972,193.80 - Step 4: Simplify right side
160,972,193.80x = 38,868,070,765,177,136 - Step 5: Solve for x
x = 38,868,070,765,177,136/160,972,193.80 - Step 6: Final answer
x = 241,458,290.70
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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.