Finding the Fourth Proportional to 68,307,320.96, 102,453,408.96 and 17,189,353.60
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Solution
The fourth proportional to 68,307,320.96, 102,453,408.96 and 17,189,353.60 is: 25,782,124.81
Step by Step Solution
- Step 1: Write the proportion equation
68,307,320.96 : 102,453,408.96 = 17,189,353.60 : x - Step 2: Convert to fraction form
68,307,320.96/102,453,408.96 = 17,189,353.60/x - Step 3: Cross multiply
68,307,320.96x = 102,453,408.96 × 17,189,353.60 - Step 4: Simplify right side
68,307,320.96x = 1,761,107,874,138,848.25 - Step 5: Solve for x
x = 1,761,107,874,138,848.25/68,307,320.96 - Step 6: Final answer
x = 25,782,124.81
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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.