Finding the Fourth Proportional to 99,657,107.70, 149,202,226.35 and 99,657,107.70
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Solution
The fourth proportional to 99,657,107.70, 149,202,226.35 and 99,657,107.70 is: 149,202,226.35
Step by Step Solution
- Step 1: Write the proportion equation
99,657,107.70 : 149,202,226.35 = 99,657,107.70 : x - Step 2: Convert to fraction form
99,657,107.70/149,202,226.35 = 99,657,107.70/x - Step 3: Cross multiply
99,657,107.70x = 149,202,226.35 × 99,657,107.70 - Step 4: Simplify right side
99,657,107.70x = 14,869,062,340,441,728 - Step 5: Solve for x
x = 14,869,062,340,441,728/99,657,107.70 - Step 6: Final answer
x = 149,202,226.35
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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.