Finding the Fourth Proportional to 202,749,452.73, 303,291,256.03 and 161,888,701.14
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Solution
The fourth proportional to 202,749,452.73, 303,291,256.03 and 161,888,701.14 is: 242,167,990.32
Step by Step Solution
- Step 1: Write the proportion equation
202,749,452.73 : 303,291,256.03 = 161,888,701.14 : x - Step 2: Convert to fraction form
202,749,452.73/303,291,256.03 = 161,888,701.14/x - Step 3: Cross multiply
202,749,452.73x = 303,291,256.03 × 161,888,701.14 - Step 4: Simplify right side
202,749,452.73x = 49,099,427,505,411,160 - Step 5: Solve for x
x = 49,099,427,505,411,160/202,749,452.73 - Step 6: Final answer
x = 242,167,990.32
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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.