Finding the Fourth Proportional to 102,296,779.11, 153,542,178.81 and 63,317,321.70
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Solution
The fourth proportional to 102,296,779.11, 153,542,178.81 and 63,317,321.70 is: 95,036,027.67
Step by Step Solution
- Step 1: Write the proportion equation
102,296,779.11 : 153,542,178.81 = 63,317,321.70 : x - Step 2: Convert to fraction form
102,296,779.11/153,542,178.81 = 63,317,321.70/x - Step 3: Cross multiply
102,296,779.11x = 153,542,178.81 × 63,317,321.70 - Step 4: Simplify right side
102,296,779.11x = 9,721,879,530,231,694 - Step 5: Solve for x
x = 9,721,879,530,231,694/102,296,779.11 - Step 6: Final answer
x = 95,036,027.67
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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.