Finding the Fourth Proportional to 431,821,424,396.68, 595,932,297,769.68 and 239,133,597,322.38
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Solution
The fourth proportional to 431,821,424,396.68, 595,932,297,769.68 and 239,133,597,322.38 is: 330,014,737,748.04
Step by Step Solution
- Step 1: Write the proportion equation
431,821,424,396.68 : 595,932,297,769.68 = 239,133,597,322.38 : x - Step 2: Convert to fraction form
431,821,424,396.68/595,932,297,769.68 = 239,133,597,322.38/x - Step 3: Cross multiply
431,821,424,396.68x = 595,932,297,769.68 × 239,133,597,322.38 - Step 4: Simplify right side
431,821,424,396.68x = 142,507,434,126,255,323,086,848 - Step 5: Solve for x
x = 142,507,434,126,255,323,086,848/431,821,424,396.68 - Step 6: Final answer
x = 330,014,737,748.04
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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.