Finding the Fourth Proportional to 189,666,046,119.88, 284,515,791,962.64 and 53,529,383,311.12
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Solution
The fourth proportional to 189,666,046,119.88, 284,515,791,962.64 and 53,529,383,311.12 is: 80,298,794,631.95
Step by Step Solution
- Step 1: Write the proportion equation
189,666,046,119.88 : 284,515,791,962.64 = 53,529,383,311.12 : x - Step 2: Convert to fraction form
189,666,046,119.88/284,515,791,962.64 = 53,529,383,311.12/x - Step 3: Cross multiply
189,666,046,119.88x = 284,515,791,962.64 × 53,529,383,311.12 - Step 4: Simplify right side
189,666,046,119.88x = 15,229,954,886,035,033,817,088 - Step 5: Solve for x
x = 15,229,954,886,035,033,817,088/189,666,046,119.88 - Step 6: Final answer
x = 80,298,794,631.95
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1.5x scale
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.