Finding the Fourth Proportional to 5,405,073,838.82, 7,459,309,257.84 and 3,026,190,964.04
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Solution
The fourth proportional to 5,405,073,838.82, 7,459,309,257.84 and 3,026,190,964.04 is: 4,176,315,615.14
Step by Step Solution
- Step 1: Write the proportion equation
5,405,073,838.82 : 7,459,309,257.84 = 3,026,190,964.04 : x - Step 2: Convert to fraction form
5,405,073,838.82/7,459,309,257.84 = 3,026,190,964.04/x - Step 3: Cross multiply
5,405,073,838.82x = 7,459,309,257.84 × 3,026,190,964.04 - Step 4: Simplify right side
5,405,073,838.82x = 22,573,294,274,055,327,744 - Step 5: Solve for x
x = 22,573,294,274,055,327,744/5,405,073,838.82 - Step 6: Final answer
x = 4,176,315,615.14
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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.