Finding the Fourth Proportional to 154,716,688.08, 213,524,689.92 and 88,645,950.24
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Solution
The fourth proportional to 154,716,688.08, 213,524,689.92 and 88,645,950.24 is: 122,340,384.04
Step by Step Solution
- Step 1: Write the proportion equation
154,716,688.08 : 213,524,689.92 = 88,645,950.24 : x - Step 2: Convert to fraction form
154,716,688.08/213,524,689.92 = 88,645,950.24/x - Step 3: Cross multiply
154,716,688.08x = 213,524,689.92 × 88,645,950.24 - Step 4: Simplify right side
154,716,688.08x = 18,928,099,037,659,748 - Step 5: Solve for x
x = 18,928,099,037,659,748/154,716,688.08 - Step 6: Final answer
x = 122,340,384.04
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.