Finding the Fourth Proportional to 201,738,804.90, 302,608,207.35 and 132,864,051.30
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Solution
The fourth proportional to 201,738,804.90, 302,608,207.35 and 132,864,051.30 is: 199,296,076.95
Step by Step Solution
- Step 1: Write the proportion equation
201,738,804.90 : 302,608,207.35 = 132,864,051.30 : x - Step 2: Convert to fraction form
201,738,804.90/302,608,207.35 = 132,864,051.30/x - Step 3: Cross multiply
201,738,804.90x = 302,608,207.35 × 132,864,051.30 - Step 4: Simplify right side
201,738,804.90x = 40,205,752,385,151,440 - Step 5: Solve for x
x = 40,205,752,385,151,440/201,738,804.90 - Step 6: Final answer
x = 199,296,076.95
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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.