Finding the Fourth Proportional to 135,279,204.76, 202,832,492.46 and 89,167,835.80
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Solution
The fourth proportional to 135,279,204.76, 202,832,492.46 and 89,167,835.80 is: 133,694,860.31
Step by Step Solution
- Step 1: Write the proportion equation
135,279,204.76 : 202,832,492.46 = 89,167,835.80 : x - Step 2: Convert to fraction form
135,279,204.76/202,832,492.46 = 89,167,835.80/x - Step 3: Cross multiply
135,279,204.76x = 202,832,492.46 × 89,167,835.80 - Step 4: Simplify right side
135,279,204.76x = 18,086,134,382,578,020 - Step 5: Solve for x
x = 18,086,134,382,578,020/135,279,204.76 - Step 6: Final answer
x = 133,694,860.31
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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.