Finding the Fourth Proportional to 195,781,586.94, 270,180,399.42 and 106,474,380.03
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Solution
The fourth proportional to 195,781,586.94, 270,180,399.42 and 106,474,380.03 is: 146,935,628.49
Step by Step Solution
- Step 1: Write the proportion equation
195,781,586.94 : 270,180,399.42 = 106,474,380.03 : x - Step 2: Convert to fraction form
195,781,586.94/270,180,399.42 = 106,474,380.03/x - Step 3: Cross multiply
195,781,586.94x = 270,180,399.42 × 106,474,380.03 - Step 4: Simplify right side
195,781,586.94x = 28,767,290,524,502,272 - Step 5: Solve for x
x = 28,767,290,524,502,272/195,781,586.94 - Step 6: Final answer
x = 146,935,628.49
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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.