Finding the Fourth Proportional to 3,757,047,832.44, 5,634,640,556.87 and 1,269,853,542.09
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Solution
The fourth proportional to 3,757,047,832.44, 5,634,640,556.87 and 1,269,853,542.09 is: 1,904,465,577.40
Step by Step Solution
- Step 1: Write the proportion equation
3,757,047,832.44 : 5,634,640,556.87 = 1,269,853,542.09 : x - Step 2: Convert to fraction form
3,757,047,832.44/5,634,640,556.87 = 1,269,853,542.09/x - Step 3: Cross multiply
3,757,047,832.44x = 5,634,640,556.87 × 1,269,853,542.09 - Step 4: Simplify right side
3,757,047,832.44x = 7,155,168,269,538,989,056 - Step 5: Solve for x
x = 7,155,168,269,538,989,056/3,757,047,832.44 - Step 6: Final answer
x = 1,904,465,577.40
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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.