Finding the Fourth Proportional to 7,458,512,695.92, 10,292,745,959.64 and 4,117,010,096.88
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Solution
The fourth proportional to 7,458,512,695.92, 10,292,745,959.64 and 4,117,010,096.88 is: 5,681,473,072.19
Step by Step Solution
- Step 1: Write the proportion equation
7,458,512,695.92 : 10,292,745,959.64 = 4,117,010,096.88 : x - Step 2: Convert to fraction form
7,458,512,695.92/10,292,745,959.64 = 4,117,010,096.88/x - Step 3: Cross multiply
7,458,512,695.92x = 10,292,745,959.64 × 4,117,010,096.88 - Step 4: Simplify right side
7,458,512,695.92x = 42,375,339,040,458,702,848 - Step 5: Solve for x
x = 42,375,339,040,458,702,848/7,458,512,695.92 - Step 6: Final answer
x = 5,681,473,072.19
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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.