Finding the Fourth Proportional to 1,010,394,024.53, 1,515,591,036.79 and 466,198,440.53
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Solution
The fourth proportional to 1,010,394,024.53, 1,515,591,036.79 and 466,198,440.53 is: 699,297,660.79
Step by Step Solution
- Step 1: Write the proportion equation
1,010,394,024.53 : 1,515,591,036.79 = 466,198,440.53 : x - Step 2: Convert to fraction form
1,010,394,024.53/1,515,591,036.79 = 466,198,440.53/x - Step 3: Cross multiply
1,010,394,024.53x = 1,515,591,036.79 × 466,198,440.53 - Step 4: Simplify right side
1,010,394,024.53x = 706,566,177,824,000,384 - Step 5: Solve for x
x = 706,566,177,824,000,384/1,010,394,024.53 - Step 6: Final answer
x = 699,297,660.79
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Similar ratio
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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.