Finding the Fourth Proportional to 4,499,743,344, 6,211,799,074.97 and 2,996,870,711.28
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Solution
The fourth proportional to 4,499,743,344, 6,211,799,074.97 and 2,996,870,711.28 is: 4,137,115,672.82
Step by Step Solution
- Step 1: Write the proportion equation
4,499,743,344 : 6,211,799,074.97 = 2,996,870,711.28 : x - Step 2: Convert to fraction form
4,499,743,344/6,211,799,074.97 = 2,996,870,711.28/x - Step 3: Cross multiply
4,499,743,344x = 6,211,799,074.97 × 2,996,870,711.28 - Step 4: Simplify right side
4,499,743,344x = 18,615,958,712,133,791,744 - Step 5: Solve for x
x = 18,615,958,712,133,791,744/4,499,743,344 - Step 6: Final answer
x = 4,137,115,672.82
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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.