Finding the Fourth Proportional to 177,847,490.88, 245,429,537.41 and 96,451,778.88
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Solution
The fourth proportional to 177,847,490.88, 245,429,537.41 and 96,451,778.88 is: 133,103,454.85
Step by Step Solution
- Step 1: Write the proportion equation
177,847,490.88 : 245,429,537.41 = 96,451,778.88 : x - Step 2: Convert to fraction form
177,847,490.88/245,429,537.41 = 96,451,778.88/x - Step 3: Cross multiply
177,847,490.88x = 245,429,537.41 × 96,451,778.88 - Step 4: Simplify right side
177,847,490.88x = 23,672,115,472,890,008 - Step 5: Solve for x
x = 23,672,115,472,890,008/177,847,490.88 - Step 6: Final answer
x = 133,103,454.85
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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.