Finding the Fourth Proportional to 5,173,635,041.80, 7,760,452,562.70 and 1,493,260,462.60
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Solution
The fourth proportional to 5,173,635,041.80, 7,760,452,562.70 and 1,493,260,462.60 is: 2,239,890,693.90
Step by Step Solution
- Step 1: Write the proportion equation
5,173,635,041.80 : 7,760,452,562.70 = 1,493,260,462.60 : x - Step 2: Convert to fraction form
5,173,635,041.80/7,760,452,562.70 = 1,493,260,462.60/x - Step 3: Cross multiply
5,173,635,041.80x = 7,760,452,562.70 × 1,493,260,462.60 - Step 4: Simplify right side
5,173,635,041.80x = 11,588,376,983,762,755,584 - Step 5: Solve for x
x = 11,588,376,983,762,755,584/5,173,635,041.80 - Step 6: Final answer
x = 2,239,890,693.90
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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.