Finding the Fourth Proportional to 243,029,296.96, 335,428,236.48 and 184,189,330.96
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Solution
The fourth proportional to 243,029,296.96, 335,428,236.48 and 184,189,330.96 is: 254,217,508.90
Step by Step Solution
- Step 1: Write the proportion equation
243,029,296.96 : 335,428,236.48 = 184,189,330.96 : x - Step 2: Convert to fraction form
243,029,296.96/335,428,236.48 = 184,189,330.96/x - Step 3: Cross multiply
243,029,296.96x = 335,428,236.48 × 184,189,330.96 - Step 4: Simplify right side
243,029,296.96x = 61,782,302,462,343,872 - Step 5: Solve for x
x = 61,782,302,462,343,872/243,029,296.96 - Step 6: Final answer
x = 254,217,508.90
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.