Finding the Fourth Proportional to 12,432,821,733.98, 18,649,232,600.96 and 12,432,821,733.98
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Solution
The fourth proportional to 12,432,821,733.98, 18,649,232,600.96 and 12,432,821,733.98 is: 18,649,232,600.96
Step by Step Solution
- Step 1: Write the proportion equation
12,432,821,733.98 : 18,649,232,600.96 = 12,432,821,733.98 : x - Step 2: Convert to fraction form
12,432,821,733.98/18,649,232,600.96 = 12,432,821,733.98/x - Step 3: Cross multiply
12,432,821,733.98x = 18,649,232,600.96 × 12,432,821,733.98 - Step 4: Simplify right side
12,432,821,733.98x = 231,862,584,403,207,913,472 - Step 5: Solve for x
x = 231,862,584,403,207,913,472/12,432,821,733.98 - Step 6: Final answer
x = 18,649,232,600.96
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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.