Finding the Fourth Proportional to 87,365,844.18, 120,564,723.49 and 48,207,591.38
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Solution
The fourth proportional to 87,365,844.18, 120,564,723.49 and 48,207,591.38 is: 66,526,398.04
Step by Step Solution
- Step 1: Write the proportion equation
87,365,844.18 : 120,564,723.49 = 48,207,591.38 : x - Step 2: Convert to fraction form
87,365,844.18/120,564,723.49 = 48,207,591.38/x - Step 3: Cross multiply
87,365,844.18x = 120,564,723.49 × 48,207,591.38 - Step 4: Simplify right side
87,365,844.18x = 5,812,134,924,848,608 - Step 5: Solve for x
x = 5,812,134,924,848,608/87,365,844.18 - Step 6: Final answer
x = 66,526,398.04
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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.