Finding the Fourth Proportional to 211,686,722.44, 317,473,396.56 and 58,296,316.12
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Solution
The fourth proportional to 211,686,722.44, 317,473,396.56 and 58,296,316.12 is: 87,428,863.14
Step by Step Solution
- Step 1: Write the proportion equation
211,686,722.44 : 317,473,396.56 = 58,296,316.12 : x - Step 2: Convert to fraction form
211,686,722.44/317,473,396.56 = 58,296,316.12/x - Step 3: Cross multiply
211,686,722.44x = 317,473,396.56 × 58,296,316.12 - Step 4: Simplify right side
211,686,722.44x = 18,507,529,485,551,880 - Step 5: Solve for x
x = 18,507,529,485,551,880/211,686,722.44 - Step 6: Final answer
x = 87,428,863.14
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.