Finding the Fourth Proportional to 243,899,996.57, 336,582,318.34 and 132,390,764.99
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Solution
The fourth proportional to 243,899,996.57, 336,582,318.34 and 132,390,764.99 is: 182,699,431.06
Step by Step Solution
- Step 1: Write the proportion equation
243,899,996.57 : 336,582,318.34 = 132,390,764.99 : x - Step 2: Convert to fraction form
243,899,996.57/336,582,318.34 = 132,390,764.99/x - Step 3: Cross multiply
243,899,996.57x = 336,582,318.34 × 132,390,764.99 - Step 4: Simplify right side
243,899,996.57x = 44,560,390,608,147,256 - Step 5: Solve for x
x = 44,560,390,608,147,256/243,899,996.57 - Step 6: Final answer
x = 182,699,431.06
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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.