Finding the Fourth Proportional to 2,448,321,869.80, 3,672,482,804.70 and 2,425,363,618.60
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Solution
The fourth proportional to 2,448,321,869.80, 3,672,482,804.70 and 2,425,363,618.60 is: 3,638,045,427.90
Step by Step Solution
- Step 1: Write the proportion equation
2,448,321,869.80 : 3,672,482,804.70 = 2,425,363,618.60 : x - Step 2: Convert to fraction form
2,448,321,869.80/3,672,482,804.70 = 2,425,363,618.60/x - Step 3: Cross multiply
2,448,321,869.80x = 3,672,482,804.70 × 2,425,363,618.60 - Step 4: Simplify right side
2,448,321,869.80x = 8,907,106,184,453,468,160 - Step 5: Solve for x
x = 8,907,106,184,453,468,160/2,448,321,869.80 - Step 6: Final answer
x = 3,638,045,427.90
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1.5x scale
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.