Finding the Fourth Proportional to 6,119,646,780.40, 9,181,737,652.20 and 2,441,791,625.20
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Solution
The fourth proportional to 6,119,646,780.40, 9,181,737,652.20 and 2,441,791,625.20 is: 3,663,592,182.43
Step by Step Solution
- Step 1: Write the proportion equation
6,119,646,780.40 : 9,181,737,652.20 = 2,441,791,625.20 : x - Step 2: Convert to fraction form
6,119,646,780.40/9,181,737,652.20 = 2,441,791,625.20/x - Step 3: Cross multiply
6,119,646,780.40x = 9,181,737,652.20 × 2,441,791,625.20 - Step 4: Simplify right side
6,119,646,780.40x = 22,419,890,103,925,469,184 - Step 5: Solve for x
x = 22,419,890,103,925,469,184/6,119,646,780.40 - Step 6: Final answer
x = 3,663,592,182.43
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1.5x scale
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.