Finding the Fourth Proportional to 524,324,992.09, 723,558,232.71 and 286,171,883.67
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Solution
The fourth proportional to 524,324,992.09, 723,558,232.71 and 286,171,883.67 is: 394,911,601.63
Step by Step Solution
- Step 1: Write the proportion equation
524,324,992.09 : 723,558,232.71 = 286,171,883.67 : x - Step 2: Convert to fraction form
524,324,992.09/723,558,232.71 = 286,171,883.67/x - Step 3: Cross multiply
524,324,992.09x = 723,558,232.71 × 286,171,883.67 - Step 4: Simplify right side
524,324,992.09x = 207,062,022,399,556,928 - Step 5: Solve for x
x = 207,062,022,399,556,928/524,324,992.09 - Step 6: Final answer
x = 394,911,601.63
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.