Finding the Fourth Proportional to 134,783,138.12, 202,175,299.48 and 42,667,328.70
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Solution
The fourth proportional to 134,783,138.12, 202,175,299.48 and 42,667,328.70 is: 64,001,180.55
Step by Step Solution
- Step 1: Write the proportion equation
134,783,138.12 : 202,175,299.48 = 42,667,328.70 : x - Step 2: Convert to fraction form
134,783,138.12/202,175,299.48 = 42,667,328.70/x - Step 3: Cross multiply
134,783,138.12x = 202,175,299.48 × 42,667,328.70 - Step 4: Simplify right side
134,783,138.12x = 8,626,279,957,934,099 - Step 5: Solve for x
x = 8,626,279,957,934,099/134,783,138.12 - Step 6: Final answer
x = 64,001,180.55
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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.