Finding the Fourth Proportional to 23,361,398,464.42, 32,238,309,640.91 and 13,199,908,163.38
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Solution
The fourth proportional to 23,361,398,464.42, 32,238,309,640.91 and 13,199,908,163.38 is: 18,215,635,816.95
Step by Step Solution
- Step 1: Write the proportion equation
23,361,398,464.42 : 32,238,309,640.91 = 13,199,908,163.38 : x - Step 2: Convert to fraction form
23,361,398,464.42/32,238,309,640.91 = 13,199,908,163.38/x - Step 3: Cross multiply
23,361,398,464.42x = 32,238,309,640.91 × 13,199,908,163.38 - Step 4: Simplify right side
23,361,398,464.42x = 425,542,726,602,581,999,616 - Step 5: Solve for x
x = 425,542,726,602,581,999,616/23,361,398,464.42 - Step 6: Final answer
x = 18,215,635,816.95
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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.