Finding the Fourth Proportional to 2,095,414,277.20, 3,143,121,415.80 and 621,607,224.40
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Solution
The fourth proportional to 2,095,414,277.20, 3,143,121,415.80 and 621,607,224.40 is: 932,410,836.60
Step by Step Solution
- Step 1: Write the proportion equation
2,095,414,277.20 : 3,143,121,415.80 = 621,607,224.40 : x - Step 2: Convert to fraction form
2,095,414,277.20/3,143,121,415.80 = 621,607,224.40/x - Step 3: Cross multiply
2,095,414,277.20x = 3,143,121,415.80 × 621,607,224.40 - Step 4: Simplify right side
2,095,414,277.20x = 1,953,786,979,227,636,224 - Step 5: Solve for x
x = 1,953,786,979,227,636,224/2,095,414,277.20 - Step 6: Final answer
x = 932,410,836.60
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1.5x scale
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.