Finding the Fourth Proportional to 1,498,176,028.40, 2,247,264,042.60 and 1,256,311,324.40
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Solution
The fourth proportional to 1,498,176,028.40, 2,247,264,042.60 and 1,256,311,324.40 is: 1,884,466,986.60
Step by Step Solution
- Step 1: Write the proportion equation
1,498,176,028.40 : 2,247,264,042.60 = 1,256,311,324.40 : x - Step 2: Convert to fraction form
1,498,176,028.40/2,247,264,042.60 = 1,256,311,324.40/x - Step 3: Cross multiply
1,498,176,028.40x = 2,247,264,042.60 × 1,256,311,324.40 - Step 4: Simplify right side
1,498,176,028.40x = 2,823,263,265,635,303,936 - Step 5: Solve for x
x = 2,823,263,265,635,303,936/1,498,176,028.40 - Step 6: Final answer
x = 1,884,466,986.60
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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.