Finding the Fourth Proportional to 166,872,819.60, 250,415,517.60 and 97,785,489.60
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Solution
The fourth proportional to 166,872,819.60, 250,415,517.60 and 97,785,489.60 is: 146,740,518.02
Step by Step Solution
- Step 1: Write the proportion equation
166,872,819.60 : 250,415,517.60 = 97,785,489.60 : x - Step 2: Convert to fraction form
166,872,819.60/250,415,517.60 = 97,785,489.60/x - Step 3: Cross multiply
166,872,819.60x = 250,415,517.60 × 97,785,489.60 - Step 4: Simplify right side
166,872,819.60x = 24,487,003,991,953,416 - Step 5: Solve for x
x = 24,487,003,991,953,416/166,872,819.60 - Step 6: Final answer
x = 146,740,518.02
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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.