Finding the Fourth Proportional to 89,177,286.46, 133,733,837.99 and 30,869,121.77
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Solution
The fourth proportional to 89,177,286.46, 133,733,837.99 and 30,869,121.77 is: 46,292,573.97
Step by Step Solution
- Step 1: Write the proportion equation
89,177,286.46 : 133,733,837.99 = 30,869,121.77 : x - Step 2: Convert to fraction form
89,177,286.46/133,733,837.99 = 30,869,121.77/x - Step 3: Cross multiply
89,177,286.46x = 133,733,837.99 × 30,869,121.77 - Step 4: Simplify right side
89,177,286.46x = 4,128,246,130,094,270 - Step 5: Solve for x
x = 4,128,246,130,094,270/89,177,286.46 - Step 6: Final answer
x = 46,292,573.97
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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.