Finding the Fourth Proportional to 65,204,220.60, 97,806,330.90 and 43,705,135.80
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Solution
The fourth proportional to 65,204,220.60, 97,806,330.90 and 43,705,135.80 is: 65,557,703.70
Step by Step Solution
- Step 1: Write the proportion equation
65,204,220.60 : 97,806,330.90 = 43,705,135.80 : x - Step 2: Convert to fraction form
65,204,220.60/97,806,330.90 = 43,705,135.80/x - Step 3: Cross multiply
65,204,220.60x = 97,806,330.90 × 43,705,135.80 - Step 4: Simplify right side
65,204,220.60x = 4,274,638,974,084,236 - Step 5: Solve for x
x = 4,274,638,974,084,236/65,204,220.60 - Step 6: Final answer
x = 65,557,703.70
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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.