Finding the Fourth Proportional to 4,284,849,563.60, 5,912,556,949.26 and 2,379,351,965.90
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Solution
The fourth proportional to 4,284,849,563.60, 5,912,556,949.26 and 2,379,351,965.90 is: 3,283,208,381.51
Step by Step Solution
- Step 1: Write the proportion equation
4,284,849,563.60 : 5,912,556,949.26 = 2,379,351,965.90 : x - Step 2: Convert to fraction form
4,284,849,563.60/5,912,556,949.26 = 2,379,351,965.90/x - Step 3: Cross multiply
4,284,849,563.60x = 5,912,556,949.26 × 2,379,351,965.90 - Step 4: Simplify right side
4,284,849,563.60x = 14,068,054,000,687,925,248 - Step 5: Solve for x
x = 14,068,054,000,687,925,248/4,284,849,563.60 - Step 6: Final answer
x = 3,283,208,381.51
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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.