Finding the Fourth Proportional to 1,563,324,873.96, 2,345,062,724.22 and 514,039,846.62
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Solution
The fourth proportional to 1,563,324,873.96, 2,345,062,724.22 and 514,039,846.62 is: 771,084,566.72
Step by Step Solution
- Step 1: Write the proportion equation
1,563,324,873.96 : 2,345,062,724.22 = 514,039,846.62 : x - Step 2: Convert to fraction form
1,563,324,873.96/2,345,062,724.22 = 514,039,846.62/x - Step 3: Cross multiply
1,563,324,873.96x = 2,345,062,724.22 × 514,039,846.62 - Step 4: Simplify right side
1,563,324,873.96x = 1,205,455,683,072,327,936 - Step 5: Solve for x
x = 1,205,455,683,072,327,936/1,563,324,873.96 - Step 6: Final answer
x = 771,084,566.72
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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.