Finding the Fourth Proportional to 87,402,651.60, 131,183,292.60 and 44,301,838.80
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Solution
The fourth proportional to 87,402,651.60, 131,183,292.60 and 44,301,838.80 is: 66,492,960.75
Step by Step Solution
- Step 1: Write the proportion equation
87,402,651.60 : 131,183,292.60 = 44,301,838.80 : x - Step 2: Convert to fraction form
87,402,651.60/131,183,292.60 = 44,301,838.80/x - Step 3: Cross multiply
87,402,651.60x = 131,183,292.60 × 44,301,838.80 - Step 4: Simplify right side
87,402,651.60x = 5,811,661,082,018,432 - Step 5: Solve for x
x = 5,811,661,082,018,432/87,402,651.60 - Step 6: Final answer
x = 66,492,960.75
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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.