Finding the Fourth Proportional to 336,979,409.81, 465,022,665.11 and 188,301,752.62
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Solution
The fourth proportional to 336,979,409.81, 465,022,665.11 and 188,301,752.62 is: 259,851,433.94
Step by Step Solution
- Step 1: Write the proportion equation
336,979,409.81 : 465,022,665.11 = 188,301,752.62 : x - Step 2: Convert to fraction form
336,979,409.81/465,022,665.11 = 188,301,752.62/x - Step 3: Cross multiply
336,979,409.81x = 465,022,665.11 × 188,301,752.62 - Step 4: Simplify right side
336,979,409.81x = 87,564,582,849,713,136 - Step 5: Solve for x
x = 87,564,582,849,713,136/336,979,409.81 - Step 6: Final answer
x = 259,851,433.94
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.