Finding the Fourth Proportional to 173,868,346.70, 260,802,520.05 and 93,246,778.70
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Solution
The fourth proportional to 173,868,346.70, 260,802,520.05 and 93,246,778.70 is: 139,870,168.05
Step by Step Solution
- Step 1: Write the proportion equation
173,868,346.70 : 260,802,520.05 = 93,246,778.70 : x - Step 2: Convert to fraction form
173,868,346.70/260,802,520.05 = 93,246,778.70/x - Step 3: Cross multiply
173,868,346.70x = 260,802,520.05 × 93,246,778.70 - Step 4: Simplify right side
173,868,346.70x = 24,318,994,871,504,664 - Step 5: Solve for x
x = 24,318,994,871,504,664/173,868,346.70 - Step 6: Final answer
x = 139,870,168.05
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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.