Finding the Fourth Proportional to 6,263,017,615.20, 9,394,526,422.80 and 4,199,105,474.40
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Solution
The fourth proportional to 6,263,017,615.20, 9,394,526,422.80 and 4,199,105,474.40 is: 6,298,658,211.60
Step by Step Solution
- Step 1: Write the proportion equation
6,263,017,615.20 : 9,394,526,422.80 = 4,199,105,474.40 : x - Step 2: Convert to fraction form
6,263,017,615.20/9,394,526,422.80 = 4,199,105,474.40/x - Step 3: Cross multiply
6,263,017,615.20x = 9,394,526,422.80 × 4,199,105,474.40 - Step 4: Simplify right side
6,263,017,615.20x = 39,448,607,331,374,923,776 - Step 5: Solve for x
x = 39,448,607,331,374,923,776/6,263,017,615.20 - Step 6: Final answer
x = 6,298,658,211.60
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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.