Finding the Fourth Proportional to 4,917,450,232.94, 6,786,101,626.97 and 2,659,389,710.31
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Solution
The fourth proportional to 4,917,450,232.94, 6,786,101,626.97 and 2,659,389,710.31 is: 3,669,968,781.58
Step by Step Solution
- Step 1: Write the proportion equation
4,917,450,232.94 : 6,786,101,626.97 = 2,659,389,710.31 : x - Step 2: Convert to fraction form
4,917,450,232.94/6,786,101,626.97 = 2,659,389,710.31/x - Step 3: Cross multiply
4,917,450,232.94x = 6,786,101,626.97 × 2,659,389,710.31 - Step 4: Simplify right side
4,917,450,232.94x = 18,046,888,839,868,672,000 - Step 5: Solve for x
x = 18,046,888,839,868,672,000/4,917,450,232.94 - Step 6: Final answer
x = 3,669,968,781.58
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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.