Finding the Fourth Proportional to 5,439,496,091.20, 8,159,244,136.80 and 4,351,104,923.20
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Solution
The fourth proportional to 5,439,496,091.20, 8,159,244,136.80 and 4,351,104,923.20 is: 6,526,657,384.80
Step by Step Solution
- Step 1: Write the proportion equation
5,439,496,091.20 : 8,159,244,136.80 = 4,351,104,923.20 : x - Step 2: Convert to fraction form
5,439,496,091.20/8,159,244,136.80 = 4,351,104,923.20/x - Step 3: Cross multiply
5,439,496,091.20x = 8,159,244,136.80 × 4,351,104,923.20 - Step 4: Simplify right side
5,439,496,091.20x = 35,501,727,333,221,212,160 - Step 5: Solve for x
x = 35,501,727,333,221,212,160/5,439,496,091.20 - Step 6: Final answer
x = 6,526,657,384.80
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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.