Finding the Fourth Proportional to 129,034,529.80, 193,551,794.70 and 33,296,417.80
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Solution
The fourth proportional to 129,034,529.80, 193,551,794.70 and 33,296,417.80 is: 49,944,626.70
Step by Step Solution
- Step 1: Write the proportion equation
129,034,529.80 : 193,551,794.70 = 33,296,417.80 : x - Step 2: Convert to fraction form
129,034,529.80/193,551,794.70 = 33,296,417.80/x - Step 3: Cross multiply
129,034,529.80x = 193,551,794.70 × 33,296,417.80 - Step 4: Simplify right side
129,034,529.80x = 6,444,581,422,271,025 - Step 5: Solve for x
x = 6,444,581,422,271,025/129,034,529.80 - Step 6: Final answer
x = 49,944,626.70
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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.