Finding the Fourth Proportional to 8,957,548,804,906.40, 13,436,929,989,804 and 3,148,293,179,201.20
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Solution
The fourth proportional to 8,957,548,804,906.40, 13,436,929,989,804 and 3,148,293,179,201.20 is: 4,722,653,033,509.88
Step by Step Solution
- Step 1: Write the proportion equation
8,957,548,804,906.40 : 13,436,929,989,804 = 3,148,293,179,201.20 : x - Step 2: Convert to fraction form
8,957,548,804,906.40/13,436,929,989,804 = 3,148,293,179,201.20/x - Step 3: Cross multiply
8,957,548,804,906.40x = 13,436,929,989,804 × 3,148,293,179,201.20 - Step 4: Simplify right side
8,957,548,804,906.40x = 42,303,395,036,303,983,346,974,720 - Step 5: Solve for x
x = 42,303,395,036,303,983,346,974,720/8,957,548,804,906.40 - Step 6: Final answer
x = 4,722,653,033,509.88
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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.