Finding the Fourth Proportional to 7,964,576,173.10, 10,991,116,194.69 and 4,396,283,752.53
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Solution
The fourth proportional to 7,964,576,173.10, 10,991,116,194.69 and 4,396,283,752.53 is: 6,066,872,172.32
Step by Step Solution
- Step 1: Write the proportion equation
7,964,576,173.10 : 10,991,116,194.69 = 4,396,283,752.53 : x - Step 2: Convert to fraction form
7,964,576,173.10/10,991,116,194.69 = 4,396,283,752.53/x - Step 3: Cross multiply
7,964,576,173.10x = 10,991,116,194.69 × 4,396,283,752.53 - Step 4: Simplify right side
7,964,576,173.10x = 48,320,065,548,885,008,384 - Step 5: Solve for x
x = 48,320,065,548,885,008,384/7,964,576,173.10 - Step 6: Final answer
x = 6,066,872,172.32
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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.