Finding the Fourth Proportional to 2,043,268,494,622.80, 2,818,381,909,905 and 1,310,496,236,307.80
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Solution
The fourth proportional to 2,043,268,494,622.80, 2,818,381,909,905 and 1,310,496,236,307.80 is: 1,807,632,670,463.28
Step by Step Solution
- Step 1: Write the proportion equation
2,043,268,494,622.80 : 2,818,381,909,905 = 1,310,496,236,307.80 : x - Step 2: Convert to fraction form
2,043,268,494,622.80/2,818,381,909,905 = 1,310,496,236,307.80/x - Step 3: Cross multiply
2,043,268,494,622.80x = 2,818,381,909,905 × 1,310,496,236,307.80 - Step 4: Simplify right side
2,043,268,494,622.80x = 3,693,478,885,408,491,771,527,168 - Step 5: Solve for x
x = 3,693,478,885,408,491,771,527,168/2,043,268,494,622.80 - Step 6: Final answer
x = 1,807,632,670,463.28
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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.