Finding the Fourth Proportional to 2,657,193,750.30, 3,985,790,625.45 and 2,657,193,750.30
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Solution
The fourth proportional to 2,657,193,750.30, 3,985,790,625.45 and 2,657,193,750.30 is: 3,985,790,625.45
Step by Step Solution
- Step 1: Write the proportion equation
2,657,193,750.30 : 3,985,790,625.45 = 2,657,193,750.30 : x - Step 2: Convert to fraction form
2,657,193,750.30/3,985,790,625.45 = 2,657,193,750.30/x - Step 3: Cross multiply
2,657,193,750.30x = 3,985,790,625.45 × 2,657,193,750.30 - Step 4: Simplify right side
2,657,193,750.30x = 10,591,017,939,950,067,712 - Step 5: Solve for x
x = 10,591,017,939,950,067,712/2,657,193,750.30 - Step 6: Final answer
x = 3,985,790,625.45
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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.