Finding the Fourth Proportional to 1,336,545,264,694.40, 1,844,432,664,249.90 and 727,561,199,775.70
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Solution
The fourth proportional to 1,336,545,264,694.40, 1,844,432,664,249.90 and 727,561,199,775.70 is: 1,004,034,564,002.57
Step by Step Solution
- Step 1: Write the proportion equation
1,336,545,264,694.40 : 1,844,432,664,249.90 = 727,561,199,775.70 : x - Step 2: Convert to fraction form
1,336,545,264,694.40/1,844,432,664,249.90 = 727,561,199,775.70/x - Step 3: Cross multiply
1,336,545,264,694.40x = 1,844,432,664,249.90 × 727,561,199,775.70 - Step 4: Simplify right side
1,336,545,264,694.40x = 1,341,937,642,107,147,841,961,984 - Step 5: Solve for x
x = 1,341,937,642,107,147,841,961,984/1,336,545,264,694.40 - Step 6: Final answer
x = 1,004,034,564,002.57
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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.