Finding the Fourth Proportional to 113,077,865.60, 169,626,568.17 and 31,196,743.99
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Solution
The fourth proportional to 113,077,865.60, 169,626,568.17 and 31,196,743.99 is: 46,797,811.34
Step by Step Solution
- Step 1: Write the proportion equation
113,077,865.60 : 169,626,568.17 = 31,196,743.99 : x - Step 2: Convert to fraction form
113,077,865.60/169,626,568.17 = 31,196,743.99/x - Step 3: Cross multiply
113,077,865.60x = 169,626,568.17 × 31,196,743.99 - Step 4: Simplify right side
113,077,865.60x = 5,291,796,620,640,894 - Step 5: Solve for x
x = 5,291,796,620,640,894/113,077,865.60 - Step 6: Final answer
x = 46,797,811.34
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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.