Finding the Fourth Proportional to 679,042,898,166.14, 937,082,112,771.80 and 370,400,983,241.80
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Solution
The fourth proportional to 679,042,898,166.14, 937,082,112,771.80 and 370,400,983,241.80 is: 511,154,946,007.63
Step by Step Solution
- Step 1: Write the proportion equation
679,042,898,166.14 : 937,082,112,771.80 = 370,400,983,241.80 : x - Step 2: Convert to fraction form
679,042,898,166.14/937,082,112,771.80 = 370,400,983,241.80/x - Step 3: Cross multiply
679,042,898,166.14x = 937,082,112,771.80 × 370,400,983,241.80 - Step 4: Simplify right side
679,042,898,166.14x = 347,096,135,948,978,039,554,048 - Step 5: Solve for x
x = 347,096,135,948,978,039,554,048/679,042,898,166.14 - Step 6: Final answer
x = 511,154,946,007.63
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.