Finding the Fourth Proportional to 87,365,866.92, 120,608,546.58 and 54,336,763.68
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Solution
The fourth proportional to 87,365,866.92, 120,608,546.58 and 54,336,763.68 is: 75,011,881.92
Step by Step Solution
- Step 1: Write the proportion equation
87,365,866.92 : 120,608,546.58 = 54,336,763.68 : x - Step 2: Convert to fraction form
87,365,866.92/120,608,546.58 = 54,336,763.68/x - Step 3: Cross multiply
87,365,866.92x = 120,608,546.58 × 54,336,763.68 - Step 4: Simplify right side
87,365,866.92x = 6,553,478,093,305,732 - Step 5: Solve for x
x = 6,553,478,093,305,732/87,365,866.92 - Step 6: Final answer
x = 75,011,881.92
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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.