Finding the Fourth Proportional to 299,992,380.99, 414,005,566.87 and 167,825,495.04
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Solution
The fourth proportional to 299,992,380.99, 414,005,566.87 and 167,825,495.04 is: 231,608,179.45
Step by Step Solution
- Step 1: Write the proportion equation
299,992,380.99 : 414,005,566.87 = 167,825,495.04 : x - Step 2: Convert to fraction form
299,992,380.99/414,005,566.87 = 167,825,495.04/x - Step 3: Cross multiply
299,992,380.99x = 414,005,566.87 × 167,825,495.04 - Step 4: Simplify right side
299,992,380.99x = 69,480,689,209,273,568 - Step 5: Solve for x
x = 69,480,689,209,273,568/299,992,380.99 - Step 6: Final answer
x = 231,608,179.45
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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.