Finding the Fourth Proportional to 2,691,321,918,327.20, 3,714,024,428,494 and 1,473,344,542,269.20
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Solution
The fourth proportional to 2,691,321,918,327.20, 3,714,024,428,494 and 1,473,344,542,269.20 is: 2,033,215,567,529.46
Step by Step Solution
- Step 1: Write the proportion equation
2,691,321,918,327.20 : 3,714,024,428,494 = 1,473,344,542,269.20 : x - Step 2: Convert to fraction form
2,691,321,918,327.20/3,714,024,428,494 = 1,473,344,542,269.20/x - Step 3: Cross multiply
2,691,321,918,327.20x = 3,714,024,428,494 × 1,473,344,542,269.20 - Step 4: Simplify right side
2,691,321,918,327.20x = 5,472,037,621,576,119,347,052,544 - Step 5: Solve for x
x = 5,472,037,621,576,119,347,052,544/2,691,321,918,327.20 - Step 6: Final answer
x = 2,033,215,567,529.46
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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.