Finding the Fourth Proportional to 100,826,531.60, 151,258,459.80 and 32,671,446.80
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Solution
The fourth proportional to 100,826,531.60, 151,258,459.80 and 32,671,446.80 is: 49,013,217.49
Step by Step Solution
- Step 1: Write the proportion equation
100,826,531.60 : 151,258,459.80 = 32,671,446.80 : x - Step 2: Convert to fraction form
100,826,531.60/151,258,459.80 = 32,671,446.80/x - Step 3: Cross multiply
100,826,531.60x = 151,258,459.80 × 32,671,446.80 - Step 4: Simplify right side
100,826,531.60x = 4,941,832,722,405,639 - Step 5: Solve for x
x = 4,941,832,722,405,639/100,826,531.60 - Step 6: Final answer
x = 49,013,217.49
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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.