Finding the Fourth Proportional to 286,852,162.09, 430,366,056.17 and 146,891,716.60
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Solution
The fourth proportional to 286,852,162.09, 430,366,056.17 and 146,891,716.60 is: 220,382,542.34
Step by Step Solution
- Step 1: Write the proportion equation
286,852,162.09 : 430,366,056.17 = 146,891,716.60 : x - Step 2: Convert to fraction form
286,852,162.09/430,366,056.17 = 146,891,716.60/x - Step 3: Cross multiply
286,852,162.09x = 430,366,056.17 × 146,891,716.60 - Step 4: Simplify right side
286,852,162.09x = 63,217,208,757,183,320 - Step 5: Solve for x
x = 63,217,208,757,183,320/286,852,162.09 - Step 6: Final answer
x = 220,382,542.34
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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.