Finding the Fourth Proportional to 80,527,362,672.29, 120,803,455,463.67 and 27,455,984,343.09
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Solution
The fourth proportional to 80,527,362,672.29, 120,803,455,463.67 and 27,455,984,343.09 is: 41,188,208,228.05
Step by Step Solution
- Step 1: Write the proportion equation
80,527,362,672.29 : 120,803,455,463.67 = 27,455,984,343.09 : x - Step 2: Convert to fraction form
80,527,362,672.29/120,803,455,463.67 = 27,455,984,343.09/x - Step 3: Cross multiply
80,527,362,672.29x = 120,803,455,463.67 × 27,455,984,343.09 - Step 4: Simplify right side
80,527,362,672.29x = 3,316,777,781,801,693,741,056 - Step 5: Solve for x
x = 3,316,777,781,801,693,741,056/80,527,362,672.29 - Step 6: Final answer
x = 41,188,208,228.05
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1.5x scale
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.