Finding the Fourth Proportional to 1,058,296,843.53, 1,460,531,447.64 and 634,926,437.60
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Solution
The fourth proportional to 1,058,296,843.53, 1,460,531,447.64 and 634,926,437.60 is: 876,247,562.03
Step by Step Solution
- Step 1: Write the proportion equation
1,058,296,843.53 : 1,460,531,447.64 = 634,926,437.60 : x - Step 2: Convert to fraction form
1,058,296,843.53/1,460,531,447.64 = 634,926,437.60/x - Step 3: Cross multiply
1,058,296,843.53x = 1,460,531,447.64 × 634,926,437.60 - Step 4: Simplify right side
1,058,296,843.53x = 927,330,029,045,533,568 - Step 5: Solve for x
x = 927,330,029,045,533,568/1,058,296,843.53 - Step 6: Final answer
x = 876,247,562.03
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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.