Finding the Fourth Proportional to 536,211,208.04, 804,315,631.05 and 142,738,122.70
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Solution
The fourth proportional to 536,211,208.04, 804,315,631.05 and 142,738,122.70 is: 214,106,869.67
Step by Step Solution
- Step 1: Write the proportion equation
536,211,208.04 : 804,315,631.05 = 142,738,122.70 : x - Step 2: Convert to fraction form
536,211,208.04/804,315,631.05 = 142,738,122.70/x - Step 3: Cross multiply
536,211,208.04x = 804,315,631.05 × 142,738,122.70 - Step 4: Simplify right side
536,211,208.04x = 114,806,503,234,342,816 - Step 5: Solve for x
x = 114,806,503,234,342,816/536,211,208.04 - Step 6: Final answer
x = 214,106,869.67
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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.