Finding the Fourth Proportional to 147,037,808.24, 202,910,508.36 and 80,956,957.04
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Solution
The fourth proportional to 147,037,808.24, 202,910,508.36 and 80,956,957.04 is: 111,719,682.88
Step by Step Solution
- Step 1: Write the proportion equation
147,037,808.24 : 202,910,508.36 = 80,956,957.04 : x - Step 2: Convert to fraction form
147,037,808.24/202,910,508.36 = 80,956,957.04/x - Step 3: Cross multiply
147,037,808.24x = 202,910,508.36 × 80,956,957.04 - Step 4: Simplify right side
147,037,808.24x = 16,427,017,308,265,084 - Step 5: Solve for x
x = 16,427,017,308,265,084/147,037,808.24 - Step 6: Final answer
x = 111,719,682.88
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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.