Finding the Fourth Proportional to 611,245,408,857.80, 916,868,113,286.70 and 611,245,408,857.80
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Solution
The fourth proportional to 611,245,408,857.80, 916,868,113,286.70 and 611,245,408,857.80 is: 916,868,113,286.70
Step by Step Solution
- Step 1: Write the proportion equation
611,245,408,857.80 : 916,868,113,286.70 = 611,245,408,857.80 : x - Step 2: Convert to fraction form
611,245,408,857.80/916,868,113,286.70 = 611,245,408,857.80/x - Step 3: Cross multiply
611,245,408,857.80x = 916,868,113,286.70 × 611,245,408,857.80 - Step 4: Simplify right side
611,245,408,857.80x = 560,431,424,774,608,624,025,600 - Step 5: Solve for x
x = 560,431,424,774,608,624,025,600/611,245,408,857.80 - Step 6: Final answer
x = 916,868,113,286.70
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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.