Finding the Fourth Proportional to 106,860,416.29, 160,081,867.73 and 73,617,760.66
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Solution
The fourth proportional to 106,860,416.29, 160,081,867.73 and 73,617,760.66 is: 110,282,825.33
Step by Step Solution
- Step 1: Write the proportion equation
106,860,416.29 : 160,081,867.73 = 73,617,760.66 : x - Step 2: Convert to fraction form
106,860,416.29/160,081,867.73 = 73,617,760.66/x - Step 3: Cross multiply
106,860,416.29x = 160,081,867.73 × 73,617,760.66 - Step 4: Simplify right side
106,860,416.29x = 11,784,868,624,552,916 - Step 5: Solve for x
x = 11,784,868,624,552,916/106,860,416.29 - Step 6: Final answer
x = 110,282,825.33
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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.