Finding the Fourth Proportional to 6,782,198,940.36, 10,174,457,419.68 and 2,796,104,055.96
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Solution
The fourth proportional to 6,782,198,940.36, 10,174,457,419.68 and 2,796,104,055.96 is: 4,194,633,909.82
Step by Step Solution
- Step 1: Write the proportion equation
6,782,198,940.36 : 10,174,457,419.68 = 2,796,104,055.96 : x - Step 2: Convert to fraction form
6,782,198,940.36/10,174,457,419.68 = 2,796,104,055.96/x - Step 3: Cross multiply
6,782,198,940.36x = 10,174,457,419.68 × 2,796,104,055.96 - Step 4: Simplify right side
6,782,198,940.36x = 28,448,841,658,359,566,336 - Step 5: Solve for x
x = 28,448,841,658,359,566,336/6,782,198,940.36 - Step 6: Final answer
x = 4,194,633,909.82
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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.