Finding the Fourth Proportional to 7,757,349,620,443, 11,636,035,629,631 and 3,167,878,524,212.50
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Solution
The fourth proportional to 7,757,349,620,443, 11,636,035,629,631 and 3,167,878,524,212.50 is: 4,751,822,359,654.64
Step by Step Solution
- Step 1: Write the proportion equation
7,757,349,620,443 : 11,636,035,629,631 = 3,167,878,524,212.50 : x - Step 2: Convert to fraction form
7,757,349,620,443/11,636,035,629,631 = 3,167,878,524,212.50/x - Step 3: Cross multiply
7,757,349,620,443x = 11,636,035,629,631 × 3,167,878,524,212.50 - Step 4: Simplify right side
7,757,349,620,443x = 36,861,547,378,079,519,777,751,040 - Step 5: Solve for x
x = 36,861,547,378,079,519,777,751,040/7,757,349,620,443 - Step 6: Final answer
x = 4,751,822,359,654.64
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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.