Finding the Fourth Proportional to 176,135,626.40, 264,203,439.60 and 114,913,623.20
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Solution
The fourth proportional to 176,135,626.40, 264,203,439.60 and 114,913,623.20 is: 172,370,434.80
Step by Step Solution
- Step 1: Write the proportion equation
176,135,626.40 : 264,203,439.60 = 114,913,623.20 : x - Step 2: Convert to fraction form
176,135,626.40/264,203,439.60 = 114,913,623.20/x - Step 3: Cross multiply
176,135,626.40x = 264,203,439.60 × 114,913,623.20 - Step 4: Simplify right side
176,135,626.40x = 30,360,574,506,338,360 - Step 5: Solve for x
x = 30,360,574,506,338,360/176,135,626.40 - Step 6: Final answer
x = 172,370,434.80
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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.