Finding the Fourth Proportional to 321,903,786.42, 444,201,898.05 and 182,674,546.82
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Solution
The fourth proportional to 321,903,786.42, 444,201,898.05 and 182,674,546.82 is: 252,076,501.88
Step by Step Solution
- Step 1: Write the proportion equation
321,903,786.42 : 444,201,898.05 = 182,674,546.82 : x - Step 2: Convert to fraction form
321,903,786.42/444,201,898.05 = 182,674,546.82/x - Step 3: Cross multiply
321,903,786.42x = 444,201,898.05 × 182,674,546.82 - Step 4: Simplify right side
321,903,786.42x = 81,144,380,422,312,336 - Step 5: Solve for x
x = 81,144,380,422,312,336/321,903,786.42 - Step 6: Final answer
x = 252,076,501.88
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.