Finding the Fourth Proportional to 163,310,902.35, 244,966,353.53 and 72,434,491.35
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Solution
The fourth proportional to 163,310,902.35, 244,966,353.53 and 72,434,491.35 is: 108,651,737.03
Step by Step Solution
- Step 1: Write the proportion equation
163,310,902.35 : 244,966,353.53 = 72,434,491.35 : x - Step 2: Convert to fraction form
163,310,902.35/244,966,353.53 = 72,434,491.35/x - Step 3: Cross multiply
163,310,902.35x = 244,966,353.53 × 72,434,491.35 - Step 4: Simplify right side
163,310,902.35x = 17,744,013,215,447,654 - Step 5: Solve for x
x = 17,744,013,215,447,654/163,310,902.35 - Step 6: Final answer
x = 108,651,737.03
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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.