Finding the Fourth Proportional to 202,080,845.70, 303,121,268.55 and 181,673,511.30
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Solution
The fourth proportional to 202,080,845.70, 303,121,268.55 and 181,673,511.30 is: 272,510,266.95
Step by Step Solution
- Step 1: Write the proportion equation
202,080,845.70 : 303,121,268.55 = 181,673,511.30 : x - Step 2: Convert to fraction form
202,080,845.70/303,121,268.55 = 181,673,511.30/x - Step 3: Cross multiply
202,080,845.70x = 303,121,268.55 × 181,673,511.30 - Step 4: Simplify right side
202,080,845.70x = 55,069,105,207,188,768 - Step 5: Solve for x
x = 55,069,105,207,188,768/202,080,845.70 - Step 6: Final answer
x = 272,510,266.95
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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.