Finding the Fourth Proportional to 121,936,469.13, 182,866,157.42 and 40,041,846.81
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Solution
The fourth proportional to 121,936,469.13, 182,866,157.42 and 40,041,846.81 is: 60,050,112.28
Step by Step Solution
- Step 1: Write the proportion equation
121,936,469.13 : 182,866,157.42 = 40,041,846.81 : x - Step 2: Convert to fraction form
121,936,469.13/182,866,157.42 = 40,041,846.81/x - Step 3: Cross multiply
121,936,469.13x = 182,866,157.42 × 40,041,846.81 - Step 4: Simplify right side
121,936,469.13x = 7,322,298,661,944,776 - Step 5: Solve for x
x = 7,322,298,661,944,776/121,936,469.13 - Step 6: Final answer
x = 60,050,112.28
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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.