Finding the Fourth Proportional to 790,651,241,900.28, 1,091,217,982,259.90 and 482,181,560,092.44
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Solution
The fourth proportional to 790,651,241,900.28, 1,091,217,982,259.90 and 482,181,560,092.44 is: 665,483,289,221.68
Step by Step Solution
- Step 1: Write the proportion equation
790,651,241,900.28 : 1,091,217,982,259.90 = 482,181,560,092.44 : x - Step 2: Convert to fraction form
790,651,241,900.28/1,091,217,982,259.90 = 482,181,560,092.44/x - Step 3: Cross multiply
790,651,241,900.28x = 1,091,217,982,259.90 × 482,181,560,092.44 - Step 4: Simplify right side
790,651,241,900.28x = 526,165,189,087,003,106,344,960 - Step 5: Solve for x
x = 526,165,189,087,003,106,344,960/790,651,241,900.28 - Step 6: Final answer
x = 665,483,289,221.68
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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.