Finding the Fourth Proportional to 181,762,794.96, 250,850,808.36 and 108,423,936.96
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Solution
The fourth proportional to 181,762,794.96, 250,850,808.36 and 108,423,936.96 is: 149,635,860.51
Step by Step Solution
- Step 1: Write the proportion equation
181,762,794.96 : 250,850,808.36 = 108,423,936.96 : x - Step 2: Convert to fraction form
181,762,794.96/250,850,808.36 = 108,423,936.96/x - Step 3: Cross multiply
181,762,794.96x = 250,850,808.36 × 108,423,936.96 - Step 4: Simplify right side
181,762,794.96x = 27,198,232,231,989,680 - Step 5: Solve for x
x = 27,198,232,231,989,680/181,762,794.96 - Step 6: Final answer
x = 149,635,860.51
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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.