Finding the Fourth Proportional to 1,641,817,516.92, 2,466,655,121.08 and 1,052,761,849.92
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Solution
The fourth proportional to 1,641,817,516.92, 2,466,655,121.08 and 1,052,761,849.92 is: 1,581,662,018.84
Step by Step Solution
- Step 1: Write the proportion equation
1,641,817,516.92 : 2,466,655,121.08 = 1,052,761,849.92 : x - Step 2: Convert to fraction form
1,641,817,516.92/2,466,655,121.08 = 1,052,761,849.92/x - Step 3: Cross multiply
1,641,817,516.92x = 2,466,655,121.08 × 1,052,761,849.92 - Step 4: Simplify right side
1,641,817,516.92x = 2,596,800,408,382,822,400 - Step 5: Solve for x
x = 2,596,800,408,382,822,400/1,641,817,516.92 - Step 6: Final answer
x = 1,581,662,018.84
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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.