Finding the Fourth Proportional to 194,746,729.80, 292,120,094.70 and 122,187,318.60
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Solution
The fourth proportional to 194,746,729.80, 292,120,094.70 and 122,187,318.60 is: 183,280,977.90
Step by Step Solution
- Step 1: Write the proportion equation
194,746,729.80 : 292,120,094.70 = 122,187,318.60 : x - Step 2: Convert to fraction form
194,746,729.80/292,120,094.70 = 122,187,318.60/x - Step 3: Cross multiply
194,746,729.80x = 292,120,094.70 × 122,187,318.60 - Step 4: Simplify right side
194,746,729.80x = 35,693,371,080,571,068 - Step 5: Solve for x
x = 35,693,371,080,571,068/194,746,729.80 - Step 6: Final answer
x = 183,280,977.90
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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.