Finding the Fourth Proportional to 50,630,790.29, 69,869,058.99 and 29,722,487.09
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Solution
The fourth proportional to 50,630,790.29, 69,869,058.99 and 29,722,487.09 is: 41,016,191.77
Step by Step Solution
- Step 1: Write the proportion equation
50,630,790.29 : 69,869,058.99 = 29,722,487.09 : x - Step 2: Convert to fraction form
50,630,790.29/69,869,058.99 = 29,722,487.09/x - Step 3: Cross multiply
50,630,790.29x = 69,869,058.99 × 29,722,487.09 - Step 4: Simplify right side
50,630,790.29x = 2,076,682,203,820,723.25 - Step 5: Solve for x
x = 2,076,682,203,820,723.25/50,630,790.29 - Step 6: Final answer
x = 41,016,191.77
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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.