Finding the Fourth Proportional to 163,296,851.70, 244,945,277.55 and 48,271,149.30
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Solution
The fourth proportional to 163,296,851.70, 244,945,277.55 and 48,271,149.30 is: 72,406,723.95
Step by Step Solution
- Step 1: Write the proportion equation
163,296,851.70 : 244,945,277.55 = 48,271,149.30 : x - Step 2: Convert to fraction form
163,296,851.70/244,945,277.55 = 48,271,149.30/x - Step 3: Cross multiply
163,296,851.70x = 244,945,277.55 × 48,271,149.30 - Step 4: Simplify right side
163,296,851.70x = 11,823,790,062,945,988 - Step 5: Solve for x
x = 11,823,790,062,945,988/163,296,851.70 - Step 6: Final answer
x = 72,406,723.95
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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.