Finding the Fourth Proportional to 4,849,204,420.70, 7,273,806,631.05 and 3,686,942,953.70
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Solution
The fourth proportional to 4,849,204,420.70, 7,273,806,631.05 and 3,686,942,953.70 is: 5,530,414,430.55
Step by Step Solution
- Step 1: Write the proportion equation
4,849,204,420.70 : 7,273,806,631.05 = 3,686,942,953.70 : x - Step 2: Convert to fraction form
4,849,204,420.70/7,273,806,631.05 = 3,686,942,953.70/x - Step 3: Cross multiply
4,849,204,420.70x = 7,273,806,631.05 × 3,686,942,953.70 - Step 4: Simplify right side
4,849,204,420.70x = 26,818,110,104,926,134,272 - Step 5: Solve for x
x = 26,818,110,104,926,134,272/4,849,204,420.70 - Step 6: Final answer
x = 5,530,414,430.55
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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.