Finding the Fourth Proportional to 76,231,590.13, 114,352,361.84 and 55,822,389.49
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Solution
The fourth proportional to 76,231,590.13, 114,352,361.84 and 55,822,389.49 is: 83,737,228.50
Step by Step Solution
- Step 1: Write the proportion equation
76,231,590.13 : 114,352,361.84 = 55,822,389.49 : x - Step 2: Convert to fraction form
76,231,590.13/114,352,361.84 = 55,822,389.49/x - Step 3: Cross multiply
76,231,590.13x = 114,352,361.84 × 55,822,389.49 - Step 4: Simplify right side
76,231,590.13x = 6,383,422,081,733,893 - Step 5: Solve for x
x = 6,383,422,081,733,893/76,231,590.13 - Step 6: Final answer
x = 83,737,228.50
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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.