Finding the Fourth Proportional to 5,024,004,974.91, 7,536,006,966.65 and 1,343,414,670.03
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Solution
The fourth proportional to 5,024,004,974.91, 7,536,006,966.65 and 1,343,414,670.03 is: 2,015,121,872.49
Step by Step Solution
- Step 1: Write the proportion equation
5,024,004,974.91 : 7,536,006,966.65 = 1,343,414,670.03 : x - Step 2: Convert to fraction form
5,024,004,974.91/7,536,006,966.65 = 1,343,414,670.03/x - Step 3: Cross multiply
5,024,004,974.91x = 7,536,006,966.65 × 1,343,414,670.03 - Step 4: Simplify right side
5,024,004,974.91x = 10,123,982,312,439,175,168 - Step 5: Solve for x
x = 10,123,982,312,439,175,168/5,024,004,974.91 - Step 6: Final answer
x = 2,015,121,872.49
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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.