Finding the Fourth Proportional to 122,647,842.48, 183,877,468.65 and 63,496,812.96
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Solution
The fourth proportional to 122,647,842.48, 183,877,468.65 and 63,496,812.96 is: 95,196,401.33
Step by Step Solution
- Step 1: Write the proportion equation
122,647,842.48 : 183,877,468.65 = 63,496,812.96 : x - Step 2: Convert to fraction form
122,647,842.48/183,877,468.65 = 63,496,812.96/x - Step 3: Cross multiply
122,647,842.48x = 183,877,468.65 × 63,496,812.96 - Step 4: Simplify right side
122,647,842.48x = 11,675,633,234,427,314 - Step 5: Solve for x
x = 11,675,633,234,427,314/122,647,842.48 - Step 6: Final answer
x = 95,196,401.33
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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.