Finding the Fourth Proportional to 295,488,312.70, 443,232,469.05 and 122,907,768.70
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Solution
The fourth proportional to 295,488,312.70, 443,232,469.05 and 122,907,768.70 is: 184,361,653.05
Step by Step Solution
- Step 1: Write the proportion equation
295,488,312.70 : 443,232,469.05 = 122,907,768.70 : x - Step 2: Convert to fraction form
295,488,312.70/443,232,469.05 = 122,907,768.70/x - Step 3: Cross multiply
295,488,312.70x = 443,232,469.05 × 122,907,768.70 - Step 4: Simplify right side
295,488,312.70x = 54,476,713,786,327,312 - Step 5: Solve for x
x = 54,476,713,786,327,312/295,488,312.70 - Step 6: Final answer
x = 184,361,653.05
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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.