Finding the Fourth Proportional to 63,192,058.81, 87,205,363.63 and 35,315,234.28
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Solution
The fourth proportional to 63,192,058.81, 87,205,363.63 and 35,315,234.28 is: 48,735,203.52
Step by Step Solution
- Step 1: Write the proportion equation
63,192,058.81 : 87,205,363.63 = 35,315,234.28 : x - Step 2: Convert to fraction form
63,192,058.81/87,205,363.63 = 35,315,234.28/x - Step 3: Cross multiply
63,192,058.81x = 87,205,363.63 × 35,315,234.28 - Step 4: Simplify right side
63,192,058.81x = 3,079,677,846,977,753 - Step 5: Solve for x
x = 3,079,677,846,977,753/63,192,058.81 - Step 6: Final answer
x = 48,735,203.52
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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.