Finding the Fourth Proportional to 569,664,069.80, 854,496,104.70 and 378,187,845.80
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Solution
The fourth proportional to 569,664,069.80, 854,496,104.70 and 378,187,845.80 is: 567,281,768.70
Step by Step Solution
- Step 1: Write the proportion equation
569,664,069.80 : 854,496,104.70 = 378,187,845.80 : x - Step 2: Convert to fraction form
569,664,069.80/854,496,104.70 = 378,187,845.80/x - Step 3: Cross multiply
569,664,069.80x = 854,496,104.70 × 378,187,845.80 - Step 4: Simplify right side
569,664,069.80x = 323,160,041,080,984,256 - Step 5: Solve for x
x = 323,160,041,080,984,256/569,664,069.80 - Step 6: Final answer
x = 567,281,768.70
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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.