Finding the Fourth Proportional to 129,034,164.80, 193,551,247.20 and 33,296,052.80
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Solution
The fourth proportional to 129,034,164.80, 193,551,247.20 and 33,296,052.80 is: 49,944,079.20
Step by Step Solution
- Step 1: Write the proportion equation
129,034,164.80 : 193,551,247.20 = 33,296,052.80 : x - Step 2: Convert to fraction form
129,034,164.80/193,551,247.20 = 33,296,052.80/x - Step 3: Cross multiply
129,034,164.80x = 193,551,247.20 × 33,296,052.80 - Step 4: Simplify right side
129,034,164.80x = 6,444,492,546,277,052 - Step 5: Solve for x
x = 6,444,492,546,277,052/129,034,164.80 - Step 6: Final answer
x = 49,944,079.20
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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.