Finding the Fourth Proportional to 182,261,575.38, 251,440,821.80 and 106,869,420.99
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Solution
The fourth proportional to 182,261,575.38, 251,440,821.80 and 106,869,420.99 is: 147,432,803.56
Step by Step Solution
- Step 1: Write the proportion equation
182,261,575.38 : 251,440,821.80 = 106,869,420.99 : x - Step 2: Convert to fraction form
182,261,575.38/251,440,821.80 = 106,869,420.99/x - Step 3: Cross multiply
182,261,575.38x = 251,440,821.80 × 106,869,420.99 - Step 4: Simplify right side
182,261,575.38x = 26,871,335,039,890,104 - Step 5: Solve for x
x = 26,871,335,039,890,104/182,261,575.38 - Step 6: Final answer
x = 147,432,803.56
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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.