Finding the Fourth Proportional to 7,634,492,400.60, 11,451,738,600.90 and 2,113,750,432.35
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Solution
The fourth proportional to 7,634,492,400.60, 11,451,738,600.90 and 2,113,750,432.35 is: 3,170,625,648.53
Step by Step Solution
- Step 1: Write the proportion equation
7,634,492,400.60 : 11,451,738,600.90 = 2,113,750,432.35 : x - Step 2: Convert to fraction form
7,634,492,400.60/11,451,738,600.90 = 2,113,750,432.35/x - Step 3: Cross multiply
7,634,492,400.60x = 11,451,738,600.90 × 2,113,750,432.35 - Step 4: Simplify right side
7,634,492,400.60x = 24,206,117,418,811,555,840 - Step 5: Solve for x
x = 24,206,117,418,811,555,840/7,634,492,400.60 - Step 6: Final answer
x = 3,170,625,648.53
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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.