Finding the Fourth Proportional to 144,868,792.88, 217,324,793.88 and 47,834,750
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Solution
The fourth proportional to 144,868,792.88, 217,324,793.88 and 47,834,750 is: 71,759,258.69
Step by Step Solution
- Step 1: Write the proportion equation
144,868,792.88 : 217,324,793.88 = 47,834,750 : x - Step 2: Convert to fraction form
144,868,792.88/217,324,793.88 = 47,834,750/x - Step 3: Cross multiply
144,868,792.88x = 217,324,793.88 × 47,834,750 - Step 4: Simplify right side
144,868,792.88x = 10,395,677,184,051,330 - Step 5: Solve for x
x = 10,395,677,184,051,330/144,868,792.88 - Step 6: Final answer
x = 71,759,258.69
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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.