Finding the Fourth Proportional to 1,563,324,871.24, 2,345,062,720.08 and 514,039,843.90
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Solution
The fourth proportional to 1,563,324,871.24, 2,345,062,720.08 and 514,039,843.90 is: 771,084,562.62
Step by Step Solution
- Step 1: Write the proportion equation
1,563,324,871.24 : 2,345,062,720.08 = 514,039,843.90 : x - Step 2: Convert to fraction form
1,563,324,871.24/2,345,062,720.08 = 514,039,843.90/x - Step 3: Cross multiply
1,563,324,871.24x = 2,345,062,720.08 × 514,039,843.90 - Step 4: Simplify right side
1,563,324,871.24x = 1,205,455,674,565,632,512 - Step 5: Solve for x
x = 1,205,455,674,565,632,512/1,563,324,871.24 - Step 6: Final answer
x = 771,084,562.62
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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.