Finding the Fourth Proportional to 2,089,685,157.36, 3,134,981,232.36 and 635,624,790
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Solution
The fourth proportional to 2,089,685,157.36, 3,134,981,232.36 and 635,624,790 is: 953,575,126.12
Step by Step Solution
- Step 1: Write the proportion equation
2,089,685,157.36 : 3,134,981,232.36 = 635,624,790 : x - Step 2: Convert to fraction form
2,089,685,157.36/3,134,981,232.36 = 635,624,790/x - Step 3: Cross multiply
2,089,685,157.36x = 3,134,981,232.36 × 635,624,790 - Step 4: Simplify right side
2,089,685,157.36x = 1,992,671,787,472,766,208 - Step 5: Solve for x
x = 1,992,671,787,472,766,208/2,089,685,157.36 - Step 6: Final answer
x = 953,575,126.12
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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.