Finding the Fourth Proportional to 147,913,660.01, 204,113,381.99 and 80,931,168.52
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Solution
The fourth proportional to 147,913,660.01, 204,113,381.99 and 80,931,168.52 is: 111,680,925.98
Step by Step Solution
- Step 1: Write the proportion equation
147,913,660.01 : 204,113,381.99 = 80,931,168.52 : x - Step 2: Convert to fraction form
147,913,660.01/204,113,381.99 = 80,931,168.52/x - Step 3: Cross multiply
147,913,660.01x = 204,113,381.99 × 80,931,168.52 - Step 4: Simplify right side
147,913,660.01x = 16,519,134,514,861,078 - Step 5: Solve for x
x = 16,519,134,514,861,078/147,913,660.01 - Step 6: Final answer
x = 111,680,925.98
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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.