Finding the Fourth Proportional to 92,165,333.16, 127,190,034.68 and 50,352,106.70
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Solution
The fourth proportional to 92,165,333.16, 127,190,034.68 and 50,352,106.70 is: 69,486,931.56
Step by Step Solution
- Step 1: Write the proportion equation
92,165,333.16 : 127,190,034.68 = 50,352,106.70 : x - Step 2: Convert to fraction form
92,165,333.16/127,190,034.68 = 50,352,106.70/x - Step 3: Cross multiply
92,165,333.16x = 127,190,034.68 × 50,352,106.70 - Step 4: Simplify right side
92,165,333.16x = 6,404,286,197,384,061 - Step 5: Solve for x
x = 6,404,286,197,384,061/92,165,333.16 - Step 6: Final answer
x = 69,486,931.56
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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.