Finding the Fourth Proportional to 120,838,183.80, 180,832,122.90 and 110,634,516.60
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Solution
The fourth proportional to 120,838,183.80, 180,832,122.90 and 110,634,516.60 is: 165,562,522.32
Step by Step Solution
- Step 1: Write the proportion equation
120,838,183.80 : 180,832,122.90 = 110,634,516.60 : x - Step 2: Convert to fraction form
120,838,183.80/180,832,122.90 = 110,634,516.60/x - Step 3: Cross multiply
120,838,183.80x = 180,832,122.90 × 110,634,516.60 - Step 4: Simplify right side
120,838,183.80x = 20,006,274,502,793,288 - Step 5: Solve for x
x = 20,006,274,502,793,288/120,838,183.80 - Step 6: Final answer
x = 165,562,522.32
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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.