Finding the Fourth Proportional to 163,025,107.20, 244,537,660.80 and 108,605,548.80
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Solution
The fourth proportional to 163,025,107.20, 244,537,660.80 and 108,605,548.80 is: 162,908,323.20
Step by Step Solution
- Step 1: Write the proportion equation
163,025,107.20 : 244,537,660.80 = 108,605,548.80 : x - Step 2: Convert to fraction form
163,025,107.20/244,537,660.80 = 108,605,548.80/x - Step 3: Cross multiply
163,025,107.20x = 244,537,660.80 × 108,605,548.80 - Step 4: Simplify right side
163,025,107.20x = 26,558,146,853,452,248 - Step 5: Solve for x
x = 26,558,146,853,452,248/163,025,107.20 - Step 6: Final answer
x = 162,908,323.20
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1.5x scale
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.