Finding the Fourth Proportional to 1,476,102,556.97, 2,037,064,043.90 and 816,095,350.25
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Solution
The fourth proportional to 1,476,102,556.97, 2,037,064,043.90 and 816,095,350.25 is: 1,126,235,088.84
Step by Step Solution
- Step 1: Write the proportion equation
1,476,102,556.97 : 2,037,064,043.90 = 816,095,350.25 : x - Step 2: Convert to fraction form
1,476,102,556.97/2,037,064,043.90 = 816,095,350.25/x - Step 3: Cross multiply
1,476,102,556.97x = 2,037,064,043.90 × 816,095,350.25 - Step 4: Simplify right side
1,476,102,556.97x = 1,662,438,494,373,986,048 - Step 5: Solve for x
x = 1,662,438,494,373,986,048/1,476,102,556.97 - Step 6: Final answer
x = 1,126,235,088.84
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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.