Finding the Fourth Proportional to 25,866,643,560.12, 38,799,706,677.88 and 8,180,324,280.99
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Solution
The fourth proportional to 25,866,643,560.12, 38,799,706,677.88 and 8,180,324,280.99 is: 12,270,404,619.55
Step by Step Solution
- Step 1: Write the proportion equation
25,866,643,560.12 : 38,799,706,677.88 = 8,180,324,280.99 : x - Step 2: Convert to fraction form
25,866,643,560.12/38,799,706,677.88 = 8,180,324,280.99/x - Step 3: Cross multiply
25,866,643,560.12x = 38,799,706,677.88 × 8,180,324,280.99 - Step 4: Simplify right side
25,866,643,560.12x = 317,394,182,632,359,788,544 - Step 5: Solve for x
x = 317,394,182,632,359,788,544/25,866,643,560.12 - Step 6: Final answer
x = 12,270,404,619.55
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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.