Finding the Fourth Proportional to 88,894,694.70, 133,342,042.05 and 79,257,897.90
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Solution
The fourth proportional to 88,894,694.70, 133,342,042.05 and 79,257,897.90 is: 118,886,846.85
Step by Step Solution
- Step 1: Write the proportion equation
88,894,694.70 : 133,342,042.05 = 79,257,897.90 : x - Step 2: Convert to fraction form
88,894,694.70/133,342,042.05 = 79,257,897.90/x - Step 3: Cross multiply
88,894,694.70x = 133,342,042.05 × 79,257,897.90 - Step 4: Simplify right side
88,894,694.70x = 10,568,409,954,576,408 - Step 5: Solve for x
x = 10,568,409,954,576,408/88,894,694.70 - Step 6: Final answer
x = 118,886,846.85
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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.