Finding the Fourth Proportional to 125,930,518.92, 173,691,610.20 and 83,467,281.96
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Solution
The fourth proportional to 125,930,518.92, 173,691,610.20 and 83,467,281.96 is: 115,123,535.80
Step by Step Solution
- Step 1: Write the proportion equation
125,930,518.92 : 173,691,610.20 = 83,467,281.96 : x - Step 2: Convert to fraction form
125,930,518.92/173,691,610.20 = 83,467,281.96/x - Step 3: Cross multiply
125,930,518.92x = 173,691,610.20 × 83,467,281.96 - Step 4: Simplify right side
125,930,518.92x = 14,497,566,602,649,810 - Step 5: Solve for x
x = 14,497,566,602,649,810/125,930,518.92 - Step 6: Final answer
x = 115,123,535.80
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.