Finding the Fourth Proportional to 21,836,297,977,086, 30,135,038,451,462 and 12,092,478,968,492
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Solution
The fourth proportional to 21,836,297,977,086, 30,135,038,451,462 and 12,092,478,968,492 is: 16,688,145,539,660.35
Step by Step Solution
- Step 1: Write the proportion equation
21,836,297,977,086 : 30,135,038,451,462 = 12,092,478,968,492 : x - Step 2: Convert to fraction form
21,836,297,977,086/30,135,038,451,462 = 12,092,478,968,492/x - Step 3: Cross multiply
21,836,297,977,086x = 30,135,038,451,462 × 12,092,478,968,492 - Step 4: Simplify right side
21,836,297,977,086x = 364,407,318,689,001,953,055,211,520 - Step 5: Solve for x
x = 364,407,318,689,001,953,055,211,520/21,836,297,977,086 - Step 6: Final answer
x = 16,688,145,539,660.35
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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.