Finding the Fourth Proportional to 83,118,198.92, 114,703,270.13 and 46,448,769.92
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Solution
The fourth proportional to 83,118,198.92, 114,703,270.13 and 46,448,769.92 is: 64,099,389.45
Step by Step Solution
- Step 1: Write the proportion equation
83,118,198.92 : 114,703,270.13 = 46,448,769.92 : x - Step 2: Convert to fraction form
83,118,198.92/114,703,270.13 = 46,448,769.92/x - Step 3: Cross multiply
83,118,198.92x = 114,703,270.13 × 46,448,769.92 - Step 4: Simplify right side
83,118,198.92x = 5,327,825,802,882,584 - Step 5: Solve for x
x = 5,327,825,802,882,584/83,118,198.92 - Step 6: Final answer
x = 64,099,389.45
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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.