Finding the Fourth Proportional to 1,982,492,737.11, 2,974,077,893.97 and 817,324,287.84
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Solution
The fourth proportional to 1,982,492,737.11, 2,974,077,893.97 and 817,324,287.84 is: 1,226,126,104.36
Step by Step Solution
- Step 1: Write the proportion equation
1,982,492,737.11 : 2,974,077,893.97 = 817,324,287.84 : x - Step 2: Convert to fraction form
1,982,492,737.11/2,974,077,893.97 = 817,324,287.84/x - Step 3: Cross multiply
1,982,492,737.11x = 2,974,077,893.97 × 817,324,287.84 - Step 4: Simplify right side
1,982,492,737.11x = 2,430,786,096,669,716,992 - Step 5: Solve for x
x = 2,430,786,096,669,716,992/1,982,492,737.11 - Step 6: Final answer
x = 1,226,126,104.36
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.