Finding the Fourth Proportional to 546,265,747.44, 818,560,912.68 and 371,165,779.44
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Solution
The fourth proportional to 546,265,747.44, 818,560,912.68 and 371,165,779.44 is: 556,179,479.67
Step by Step Solution
- Step 1: Write the proportion equation
546,265,747.44 : 818,560,912.68 = 371,165,779.44 : x - Step 2: Convert to fraction form
546,265,747.44/818,560,912.68 = 371,165,779.44/x - Step 3: Cross multiply
546,265,747.44x = 818,560,912.68 × 371,165,779.44 - Step 4: Simplify right side
546,265,747.44x = 303,821,799,173,989,952 - Step 5: Solve for x
x = 303,821,799,173,989,952/546,265,747.44 - Step 6: Final answer
x = 556,179,479.67
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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.