Finding the Fourth Proportional to 2,137,850,745.84, 3,205,989,573.48 and 738,478,928.88
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Solution
The fourth proportional to 2,137,850,745.84, 3,205,989,573.48 and 738,478,928.88 is: 1,107,446,696.56
Step by Step Solution
- Step 1: Write the proportion equation
2,137,850,745.84 : 3,205,989,573.48 = 738,478,928.88 : x - Step 2: Convert to fraction form
2,137,850,745.84/3,205,989,573.48 = 738,478,928.88/x - Step 3: Cross multiply
2,137,850,745.84x = 3,205,989,573.48 × 738,478,928.88 - Step 4: Simplify right side
2,137,850,745.84x = 2,367,555,746,223,958,528 - Step 5: Solve for x
x = 2,367,555,746,223,958,528/2,137,850,745.84 - Step 6: Final answer
x = 1,107,446,696.56
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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.