Finding the Fourth Proportional to 213,744,380.42, 294,967,816.71 and 115,959,236.42
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Solution
The fourth proportional to 213,744,380.42, 294,967,816.71 and 115,959,236.42 is: 160,024,056.43
Step by Step Solution
- Step 1: Write the proportion equation
213,744,380.42 : 294,967,816.71 = 115,959,236.42 : x - Step 2: Convert to fraction form
213,744,380.42/294,967,816.71 = 115,959,236.42/x - Step 3: Cross multiply
213,744,380.42x = 294,967,816.71 × 115,959,236.42 - Step 4: Simplify right side
213,744,380.42x = 34,204,242,794,166,116 - Step 5: Solve for x
x = 34,204,242,794,166,116/213,744,380.42 - Step 6: Final answer
x = 160,024,056.43
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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.