Finding the Fourth Proportional to 365,614,482.95, 504,548,964.41 and 198,350,744.18
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Solution
The fourth proportional to 365,614,482.95, 504,548,964.41 and 198,350,744.18 is: 273,724,557.51
Step by Step Solution
- Step 1: Write the proportion equation
365,614,482.95 : 504,548,964.41 = 198,350,744.18 : x - Step 2: Convert to fraction form
365,614,482.95/504,548,964.41 = 198,350,744.18/x - Step 3: Cross multiply
365,614,482.95x = 504,548,964.41 × 198,350,744.18 - Step 4: Simplify right side
365,614,482.95x = 100,077,662,563,944,976 - Step 5: Solve for x
x = 100,077,662,563,944,976/365,614,482.95 - Step 6: Final answer
x = 273,724,557.51
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1.5x scale
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.