Finding the Fourth Proportional to 2,516,531,631.44, 3,474,303,351.96 and 2,237,301,901.20
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Solution
The fourth proportional to 2,516,531,631.44, 3,474,303,351.96 and 2,237,301,901.20 is: 3,088,801,029.79
Step by Step Solution
- Step 1: Write the proportion equation
2,516,531,631.44 : 3,474,303,351.96 = 2,237,301,901.20 : x - Step 2: Convert to fraction form
2,516,531,631.44/3,474,303,351.96 = 2,237,301,901.20/x - Step 3: Cross multiply
2,516,531,631.44x = 3,474,303,351.96 × 2,237,301,901.20 - Step 4: Simplify right side
2,516,531,631.44x = 7,773,065,494,685,639,680 - Step 5: Solve for x
x = 7,773,065,494,685,639,680/2,516,531,631.44 - Step 6: Final answer
x = 3,088,801,029.79
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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.