Finding the Fourth Proportional to 17,681,138,711.22, 24,399,847,295.82 and 9,652,479,249
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Solution
The fourth proportional to 17,681,138,711.22, 24,399,847,295.82 and 9,652,479,249 is: 13,320,353,600.99
Step by Step Solution
- Step 1: Write the proportion equation
17,681,138,711.22 : 24,399,847,295.82 = 9,652,479,249 : x - Step 2: Convert to fraction form
17,681,138,711.22/24,399,847,295.82 = 9,652,479,249/x - Step 3: Cross multiply
17,681,138,711.22x = 24,399,847,295.82 × 9,652,479,249 - Step 4: Simplify right side
17,681,138,711.22x = 235,519,019,701,671,297,024 - Step 5: Solve for x
x = 235,519,019,701,671,297,024/17,681,138,711.22 - Step 6: Final answer
x = 13,320,353,600.99
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.