Finding the Fourth Proportional to 211,686,716.81, 317,473,388.15 and 58,296,310.49
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Solution
The fourth proportional to 211,686,716.81, 317,473,388.15 and 58,296,310.49 is: 87,428,854.70
Step by Step Solution
- Step 1: Write the proportion equation
211,686,716.81 : 317,473,388.15 = 58,296,310.49 : x - Step 2: Convert to fraction form
211,686,716.81/317,473,388.15 = 58,296,310.49/x - Step 3: Cross multiply
211,686,716.81x = 317,473,388.15 × 58,296,310.49 - Step 4: Simplify right side
211,686,716.81x = 18,507,527,206,025,836 - Step 5: Solve for x
x = 18,507,527,206,025,836/211,686,716.81 - Step 6: Final answer
x = 87,428,854.70
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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.