Finding the Fourth Proportional to 14,107,040,725.34, 19,467,719,378.72 and 7,763,408,558.29
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Solution
The fourth proportional to 14,107,040,725.34, 19,467,719,378.72 and 7,763,408,558.29 is: 10,713,505,559.23
Step by Step Solution
- Step 1: Write the proportion equation
14,107,040,725.34 : 19,467,719,378.72 = 7,763,408,558.29 : x - Step 2: Convert to fraction form
14,107,040,725.34/19,467,719,378.72 = 7,763,408,558.29/x - Step 3: Cross multiply
14,107,040,725.34x = 19,467,719,378.72 × 7,763,408,558.29 - Step 4: Simplify right side
14,107,040,725.34x = 151,135,859,235,125,329,920 - Step 5: Solve for x
x = 151,135,859,235,125,329,920/14,107,040,725.34 - Step 6: Final answer
x = 10,713,505,559.23
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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.