Finding the Fourth Proportional to 151,672,529.80, 227,508,794.70 and 121,439,441.80
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Solution
The fourth proportional to 151,672,529.80, 227,508,794.70 and 121,439,441.80 is: 182,159,162.70
Step by Step Solution
- Step 1: Write the proportion equation
151,672,529.80 : 227,508,794.70 = 121,439,441.80 : x - Step 2: Convert to fraction form
151,672,529.80/227,508,794.70 = 121,439,441.80/x - Step 3: Cross multiply
151,672,529.80x = 227,508,794.70 × 121,439,441.80 - Step 4: Simplify right side
151,672,529.80x = 27,628,541,032,958,796 - Step 5: Solve for x
x = 27,628,541,032,958,796/151,672,529.80 - Step 6: Final answer
x = 182,159,162.70
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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.