Finding the Fourth Proportional to 5,311,129,738.33, 7,330,001,739.80 and 3,022,818,317.45
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Solution
The fourth proportional to 5,311,129,738.33, 7,330,001,739.80 and 3,022,818,317.45 is: 4,171,855,069.95
Step by Step Solution
- Step 1: Write the proportion equation
5,311,129,738.33 : 7,330,001,739.80 = 3,022,818,317.45 : x - Step 2: Convert to fraction form
5,311,129,738.33/7,330,001,739.80 = 3,022,818,317.45/x - Step 3: Cross multiply
5,311,129,738.33x = 7,330,001,739.80 × 3,022,818,317.45 - Step 4: Simplify right side
5,311,129,738.33x = 22,157,263,526,007,808,000 - Step 5: Solve for x
x = 22,157,263,526,007,808,000/5,311,129,738.33 - Step 6: Final answer
x = 4,171,855,069.95
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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.