Finding the Fourth Proportional to 65,217,638.40, 97,865,164.80 and 24,832,204.80
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Solution
The fourth proportional to 65,217,638.40, 97,865,164.80 and 24,832,204.80 is: 37,263,045.32
Step by Step Solution
- Step 1: Write the proportion equation
65,217,638.40 : 97,865,164.80 = 24,832,204.80 : x - Step 2: Convert to fraction form
65,217,638.40/97,865,164.80 = 24,832,204.80/x - Step 3: Cross multiply
65,217,638.40x = 97,865,164.80 × 24,832,204.80 - Step 4: Simplify right side
65,217,638.40x = 2,430,207,815,099,351 - Step 5: Solve for x
x = 2,430,207,815,099,351/65,217,638.40 - Step 6: Final answer
x = 37,263,045.32
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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.