Finding the Fourth Proportional to 2,425,761,713.76, 3,347,551,170.27 and 1,311,927,807.75
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Solution
The fourth proportional to 2,425,761,713.76, 3,347,551,170.27 and 1,311,927,807.75 is: 1,810,460,377.55
Step by Step Solution
- Step 1: Write the proportion equation
2,425,761,713.76 : 3,347,551,170.27 = 1,311,927,807.75 : x - Step 2: Convert to fraction form
2,425,761,713.76/3,347,551,170.27 = 1,311,927,807.75/x - Step 3: Cross multiply
2,425,761,713.76x = 3,347,551,170.27 × 1,311,927,807.75 - Step 4: Simplify right side
2,425,761,713.76x = 4,391,745,468,143,267,840 - Step 5: Solve for x
x = 4,391,745,468,143,267,840/2,425,761,713.76 - Step 6: Final answer
x = 1,810,460,377.55
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.