Finding the Fourth Proportional to 153,503,717.46, 230,230,349.25 and 55,115,056.50
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Solution
The fourth proportional to 153,503,717.46, 230,230,349.25 and 55,115,056.50 is: 82,663,527.09
Step by Step Solution
- Step 1: Write the proportion equation
153,503,717.46 : 230,230,349.25 = 55,115,056.50 : x - Step 2: Convert to fraction form
153,503,717.46/230,230,349.25 = 55,115,056.50/x - Step 3: Cross multiply
153,503,717.46x = 230,230,349.25 × 55,115,056.50 - Step 4: Simplify right side
153,503,717.46x = 12,689,158,706,928,482 - Step 5: Solve for x
x = 12,689,158,706,928,482/153,503,717.46 - Step 6: Final answer
x = 82,663,527.09
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.