Finding the Fourth Proportional to 244,893,912.17, 337,953,586.79 and 134,885,630.57
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Solution
The fourth proportional to 244,893,912.17, 337,953,586.79 and 134,885,630.57 is: 186,142,163.57
Step by Step Solution
- Step 1: Write the proportion equation
244,893,912.17 : 337,953,586.79 = 134,885,630.57 : x - Step 2: Convert to fraction form
244,893,912.17/337,953,586.79 = 134,885,630.57/x - Step 3: Cross multiply
244,893,912.17x = 337,953,586.79 × 134,885,630.57 - Step 4: Simplify right side
244,893,912.17x = 45,585,082,656,887,944 - Step 5: Solve for x
x = 45,585,082,656,887,944/244,893,912.17 - Step 6: Final answer
x = 186,142,163.57
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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.