Finding the Fourth Proportional to 1,623,568,954.38, 2,436,274,703.10 and 876,574,778.94
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Solution
The fourth proportional to 1,623,568,954.38, 2,436,274,703.10 and 876,574,778.94 is: 1,315,359,568.53
Step by Step Solution
- Step 1: Write the proportion equation
1,623,568,954.38 : 2,436,274,703.10 = 876,574,778.94 : x - Step 2: Convert to fraction form
1,623,568,954.38/2,436,274,703.10 = 876,574,778.94/x - Step 3: Cross multiply
1,623,568,954.38x = 2,436,274,703.10 × 876,574,778.94 - Step 4: Simplify right side
1,623,568,954.38x = 2,135,576,959,306,996,736 - Step 5: Solve for x
x = 2,135,576,959,306,996,736/1,623,568,954.38 - Step 6: Final answer
x = 1,315,359,568.53
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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.