Finding the Fourth Proportional to 8,197,161,711.34, 12,296,492,938.85 and 2,301,681,219.97
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Solution
The fourth proportional to 8,197,161,711.34, 12,296,492,938.85 and 2,301,681,219.97 is: 3,452,732,526.88
Step by Step Solution
- Step 1: Write the proportion equation
8,197,161,711.34 : 12,296,492,938.85 = 2,301,681,219.97 : x - Step 2: Convert to fraction form
8,197,161,711.34/12,296,492,938.85 = 2,301,681,219.97/x - Step 3: Cross multiply
8,197,161,711.34x = 12,296,492,938.85 × 2,301,681,219.97 - Step 4: Simplify right side
8,197,161,711.34x = 28,302,606,868,844,756,992 - Step 5: Solve for x
x = 28,302,606,868,844,756,992/8,197,161,711.34 - Step 6: Final answer
x = 3,452,732,526.88
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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.