Finding the Fourth Proportional to 192,983,614.80, 289,475,422.20 and 183,577,765.20
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Solution
The fourth proportional to 192,983,614.80, 289,475,422.20 and 183,577,765.20 is: 275,366,647.80
Step by Step Solution
- Step 1: Write the proportion equation
192,983,614.80 : 289,475,422.20 = 183,577,765.20 : x - Step 2: Convert to fraction form
192,983,614.80/289,475,422.20 = 183,577,765.20/x - Step 3: Cross multiply
192,983,614.80x = 289,475,422.20 × 183,577,765.20 - Step 4: Simplify right side
192,983,614.80x = 53,141,251,087,802,464 - Step 5: Solve for x
x = 53,141,251,087,802,464/192,983,614.80 - Step 6: Final answer
x = 275,366,647.80
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1.5x scale
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.