Finding the Fourth Proportional to 6,708,969,361.02, 9,258,302,279.97 and 3,657,078,761.88
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Solution
The fourth proportional to 6,708,969,361.02, 9,258,302,279.97 and 3,657,078,761.88 is: 5,046,727,569.79
Step by Step Solution
- Step 1: Write the proportion equation
6,708,969,361.02 : 9,258,302,279.97 = 3,657,078,761.88 : x - Step 2: Convert to fraction form
6,708,969,361.02/9,258,302,279.97 = 3,657,078,761.88/x - Step 3: Cross multiply
6,708,969,361.02x = 9,258,302,279.97 × 3,657,078,761.88 - Step 4: Simplify right side
6,708,969,361.02x = 33,858,340,639,143,469,056 - Step 5: Solve for x
x = 33,858,340,639,143,469,056/6,708,969,361.02 - Step 6: Final answer
x = 5,046,727,569.79
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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.