Finding the Fourth Proportional to 7,351,689,219.40, 10,145,395,872.10 and 4,010,202,362.44
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Solution
The fourth proportional to 7,351,689,219.40, 10,145,395,872.10 and 4,010,202,362.44 is: 5,534,114,579.66
Step by Step Solution
- Step 1: Write the proportion equation
7,351,689,219.40 : 10,145,395,872.10 = 4,010,202,362.44 : x - Step 2: Convert to fraction form
7,351,689,219.40/10,145,395,872.10 = 4,010,202,362.44/x - Step 3: Cross multiply
7,351,689,219.40x = 10,145,395,872.10 × 4,010,202,362.44 - Step 4: Simplify right side
7,351,689,219.40x = 40,685,090,494,184,448,000 - Step 5: Solve for x
x = 40,685,090,494,184,448,000/7,351,689,219.40 - Step 6: Final answer
x = 5,534,114,579.66
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.