Finding the Fourth Proportional to 6,477,786,845.16, 9,721,190,912.76 and 2,281,077,694.08
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Solution
The fourth proportional to 6,477,786,845.16, 9,721,190,912.76 and 2,281,077,694.08 is: 3,423,204,912.58
Step by Step Solution
- Step 1: Write the proportion equation
6,477,786,845.16 : 9,721,190,912.76 = 2,281,077,694.08 : x - Step 2: Convert to fraction form
6,477,786,845.16/9,721,190,912.76 = 2,281,077,694.08/x - Step 3: Cross multiply
6,477,786,845.16x = 9,721,190,912.76 × 2,281,077,694.08 - Step 4: Simplify right side
6,477,786,845.16x = 22,174,791,750,990,032,896 - Step 5: Solve for x
x = 22,174,791,750,990,032,896/6,477,786,845.16 - Step 6: Final answer
x = 3,423,204,912.58
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.