Finding the Fourth Proportional to 267,620,814.08, 401,450,568.81 and 112,018,127.75
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Solution
The fourth proportional to 267,620,814.08, 401,450,568.81 and 112,018,127.75 is: 168,035,289.99
Step by Step Solution
- Step 1: Write the proportion equation
267,620,814.08 : 401,450,568.81 = 112,018,127.75 : x - Step 2: Convert to fraction form
267,620,814.08/401,450,568.81 = 112,018,127.75/x - Step 3: Cross multiply
267,620,814.08x = 401,450,568.81 × 112,018,127.75 - Step 4: Simplify right side
267,620,814.08x = 44,969,741,101,976,408 - Step 5: Solve for x
x = 44,969,741,101,976,408/267,620,814.08 - Step 6: Final answer
x = 168,035,289.99
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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.