Finding the Fourth Proportional to 162,917,837.40, 244,376,756.10 and 60,660,715.80
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Solution
The fourth proportional to 162,917,837.40, 244,376,756.10 and 60,660,715.80 is: 90,991,073.70
Step by Step Solution
- Step 1: Write the proportion equation
162,917,837.40 : 244,376,756.10 = 60,660,715.80 : x - Step 2: Convert to fraction form
162,917,837.40/244,376,756.10 = 60,660,715.80/x - Step 3: Cross multiply
162,917,837.40x = 244,376,756.10 × 60,660,715.80 - Step 4: Simplify right side
162,917,837.40x = 14,824,068,949,908,016 - Step 5: Solve for x
x = 14,824,068,949,908,016/162,917,837.40 - Step 6: Final answer
x = 90,991,073.70
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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.