Finding the Fourth Proportional to 295,245,440.90, 442,868,161.35 and 293,544,829.70
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Solution
The fourth proportional to 295,245,440.90, 442,868,161.35 and 293,544,829.70 is: 440,317,244.55
Step by Step Solution
- Step 1: Write the proportion equation
295,245,440.90 : 442,868,161.35 = 293,544,829.70 : x - Step 2: Convert to fraction form
295,245,440.90/442,868,161.35 = 293,544,829.70/x - Step 3: Cross multiply
295,245,440.90x = 442,868,161.35 × 293,544,829.70 - Step 4: Simplify right side
295,245,440.90x = 130,001,659,003,037,872 - Step 5: Solve for x
x = 130,001,659,003,037,872/295,245,440.90 - Step 6: Final answer
x = 440,317,244.55
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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.