Finding the Fourth Proportional to 160,070,277.62, 220,879,977.05 and 88,531,791.23
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Solution
The fourth proportional to 160,070,277.62, 220,879,977.05 and 88,531,791.23 is: 122,164,466.16
Step by Step Solution
- Step 1: Write the proportion equation
160,070,277.62 : 220,879,977.05 = 88,531,791.23 : x - Step 2: Convert to fraction form
160,070,277.62/220,879,977.05 = 88,531,791.23/x - Step 3: Cross multiply
160,070,277.62x = 220,879,977.05 × 88,531,791.23 - Step 4: Simplify right side
160,070,277.62x = 19,554,900,013,530,728 - Step 5: Solve for x
x = 19,554,900,013,530,728/160,070,277.62 - Step 6: Final answer
x = 122,164,466.16
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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.