Finding the Fourth Proportional to 545,686,845.10, 818,537,266.05 and 182,181,201.10
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Solution
The fourth proportional to 545,686,845.10, 818,537,266.05 and 182,181,201.10 is: 273,274,138.11
Step by Step Solution
- Step 1: Write the proportion equation
545,686,845.10 : 818,537,266.05 = 182,181,201.10 : x - Step 2: Convert to fraction form
545,686,845.10/818,537,266.05 = 182,181,201.10/x - Step 3: Cross multiply
545,686,845.10x = 818,537,266.05 × 182,181,201.10 - Step 4: Simplify right side
545,686,845.10x = 149,122,102,274,099,232 - Step 5: Solve for x
x = 149,122,102,274,099,232/545,686,845.10 - Step 6: Final answer
x = 273,274,138.11
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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.