Finding the Fourth Proportional to 4,964,331,437.12, 6,850,823,592.96 and 2,736,743,340.80
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Solution
The fourth proportional to 4,964,331,437.12, 6,850,823,592.96 and 2,736,743,340.80 is: 3,776,731,284.87
Step by Step Solution
- Step 1: Write the proportion equation
4,964,331,437.12 : 6,850,823,592.96 = 2,736,743,340.80 : x - Step 2: Convert to fraction form
4,964,331,437.12/6,850,823,592.96 = 2,736,743,340.80/x - Step 3: Cross multiply
4,964,331,437.12x = 6,850,823,592.96 × 2,736,743,340.80 - Step 4: Simplify right side
4,964,331,437.12x = 18,748,945,847,028,809,728 - Step 5: Solve for x
x = 18,748,945,847,028,809,728/4,964,331,437.12 - Step 6: Final answer
x = 3,776,731,284.87
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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.