Finding the Fourth Proportional to 121,451,729.80, 182,177,594.70 and 35,192,950.60
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Solution
The fourth proportional to 121,451,729.80, 182,177,594.70 and 35,192,950.60 is: 52,789,425.90
Step by Step Solution
- Step 1: Write the proportion equation
121,451,729.80 : 182,177,594.70 = 35,192,950.60 : x - Step 2: Convert to fraction form
121,451,729.80/182,177,594.70 = 35,192,950.60/x - Step 3: Cross multiply
121,451,729.80x = 182,177,594.70 × 35,192,950.60 - Step 4: Simplify right side
121,451,729.80x = 6,411,367,090,703,922 - Step 5: Solve for x
x = 6,411,367,090,703,922/121,451,729.80 - Step 6: Final answer
x = 52,789,425.90
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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.