Finding the Fourth Proportional to 1,563,324,459.54, 2,345,062,108.24 and 514,039,432.87
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Solution
The fourth proportional to 1,563,324,459.54, 2,345,062,108.24 and 514,039,432.87 is: 771,083,947.94
Step by Step Solution
- Step 1: Write the proportion equation
1,563,324,459.54 : 2,345,062,108.24 = 514,039,432.87 : x - Step 2: Convert to fraction form
1,563,324,459.54/2,345,062,108.24 = 514,039,432.87/x - Step 3: Cross multiply
1,563,324,459.54x = 2,345,062,108.24 × 514,039,432.87 - Step 4: Simplify right side
1,563,324,459.54x = 1,205,454,396,168,215,808 - Step 5: Solve for x
x = 1,205,454,396,168,215,808/1,563,324,459.54 - Step 6: Final answer
x = 771,083,947.94
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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.