Finding the Fourth Proportional to 491,185,135.10, 736,777,702.65 and 491,185,135.10
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Solution
The fourth proportional to 491,185,135.10, 736,777,702.65 and 491,185,135.10 is: 736,777,702.65
Step by Step Solution
- Step 1: Write the proportion equation
491,185,135.10 : 736,777,702.65 = 491,185,135.10 : x - Step 2: Convert to fraction form
491,185,135.10/736,777,702.65 = 491,185,135.10/x - Step 3: Cross multiply
491,185,135.10x = 736,777,702.65 × 491,185,135.10 - Step 4: Simplify right side
491,185,135.10x = 361,894,255,414,807,872 - Step 5: Solve for x
x = 361,894,255,414,807,872/491,185,135.10 - Step 6: Final answer
x = 736,777,702.65
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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.