Finding the Fourth Proportional to 171,180,337.62, 256,936,546.93 and 82,611,238.06
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Solution
The fourth proportional to 171,180,337.62, 256,936,546.93 and 82,611,238.06 is: 123,996,987.85
Step by Step Solution
- Step 1: Write the proportion equation
171,180,337.62 : 256,936,546.93 = 82,611,238.06 : x - Step 2: Convert to fraction form
171,180,337.62/256,936,546.93 = 82,611,238.06/x - Step 3: Cross multiply
171,180,337.62x = 256,936,546.93 × 82,611,238.06 - Step 4: Simplify right side
171,180,337.62x = 21,225,846,244,748,592 - Step 5: Solve for x
x = 21,225,846,244,748,592/171,180,337.62 - Step 6: Final answer
x = 123,996,987.85
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.