Finding the Fourth Proportional to 854,698,249.26, 1,282,007,657.97 and 356,503,148.46
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Solution
The fourth proportional to 854,698,249.26, 1,282,007,657.97 and 356,503,148.46 is: 534,738,156.78
Step by Step Solution
- Step 1: Write the proportion equation
854,698,249.26 : 1,282,007,657.97 = 356,503,148.46 : x - Step 2: Convert to fraction form
854,698,249.26/1,282,007,657.97 = 356,503,148.46/x - Step 3: Cross multiply
854,698,249.26x = 1,282,007,657.97 × 356,503,148.46 - Step 4: Simplify right side
854,698,249.26x = 457,039,766,416,135,808 - Step 5: Solve for x
x = 457,039,766,416,135,808/854,698,249.26 - Step 6: Final answer
x = 534,738,156.78
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.