Finding the Fourth Proportional to 8,487,262,480.52, 12,732,802,213.62 and 2,591,328,480.68
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Solution
The fourth proportional to 8,487,262,480.52, 12,732,802,213.62 and 2,591,328,480.68 is: 3,887,575,421.49
Step by Step Solution
- Step 1: Write the proportion equation
8,487,262,480.52 : 12,732,802,213.62 = 2,591,328,480.68 : x - Step 2: Convert to fraction form
8,487,262,480.52/12,732,802,213.62 = 2,591,328,480.68/x - Step 3: Cross multiply
8,487,262,480.52x = 12,732,802,213.62 × 2,591,328,480.68 - Step 4: Simplify right side
8,487,262,480.52x = 32,994,873,015,018,856,448 - Step 5: Solve for x
x = 32,994,873,015,018,856,448/8,487,262,480.52 - Step 6: Final answer
x = 3,887,575,421.49
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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.