Finding the Fourth Proportional to 431,821,424,399.93, 595,932,297,774.18 and 239,133,597,325.63
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Solution
The fourth proportional to 431,821,424,399.93, 595,932,297,774.18 and 239,133,597,325.63 is: 330,014,737,752.53
Step by Step Solution
- Step 1: Write the proportion equation
431,821,424,399.93 : 595,932,297,774.18 = 239,133,597,325.63 : x - Step 2: Convert to fraction form
431,821,424,399.93/595,932,297,774.18 = 239,133,597,325.63/x - Step 3: Cross multiply
431,821,424,399.93x = 595,932,297,774.18 × 239,133,597,325.63 - Step 4: Simplify right side
431,821,424,399.93x = 142,507,434,129,268,209,090,560 - Step 5: Solve for x
x = 142,507,434,129,268,209,090,560/431,821,424,399.93 - Step 6: Final answer
x = 330,014,737,752.53
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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.