Finding the Fourth Proportional to 201,305,165.99, 302,045,187.06 and 109,253,938.07
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Solution
The fourth proportional to 201,305,165.99, 302,045,187.06 and 109,253,938.07 is: 163,928,362.20
Step by Step Solution
- Step 1: Write the proportion equation
201,305,165.99 : 302,045,187.06 = 109,253,938.07 : x - Step 2: Convert to fraction form
201,305,165.99/302,045,187.06 = 109,253,938.07/x - Step 3: Cross multiply
201,305,165.99x = 302,045,187.06 × 109,253,938.07 - Step 4: Simplify right side
201,305,165.99x = 32,999,626,162,149,920 - Step 5: Solve for x
x = 32,999,626,162,149,920/201,305,165.99 - Step 6: Final answer
x = 163,928,362.20
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.