Finding the Fourth Proportional to 251,383,677.36, 377,129,790.24 and 76,520,385.13
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Solution
The fourth proportional to 251,383,677.36, 377,129,790.24 and 76,520,385.13 is: 114,797,098.59
Step by Step Solution
- Step 1: Write the proportion equation
251,383,677.36 : 377,129,790.24 = 76,520,385.13 : x - Step 2: Convert to fraction form
251,383,677.36/377,129,790.24 = 76,520,385.13/x - Step 3: Cross multiply
251,383,677.36x = 377,129,790.24 × 76,520,385.13 - Step 4: Simplify right side
251,383,677.36x = 28,858,116,792,638,256 - Step 5: Solve for x
x = 28,858,116,792,638,256/251,383,677.36 - Step 6: Final answer
x = 114,797,098.59
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.