Finding the Fourth Proportional to 20,244,441,380.10, 30,368,667,273.84 and 7,484,861,076.99
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Solution
The fourth proportional to 20,244,441,380.10, 30,368,667,273.84 and 7,484,861,076.99 is: 11,228,032,987.93
Step by Step Solution
- Step 1: Write the proportion equation
20,244,441,380.10 : 30,368,667,273.84 = 7,484,861,076.99 : x - Step 2: Convert to fraction form
20,244,441,380.10/30,368,667,273.84 = 7,484,861,076.99/x - Step 3: Cross multiply
20,244,441,380.10x = 30,368,667,273.84 × 7,484,861,076.99 - Step 4: Simplify right side
20,244,441,380.10x = 227,305,255,638,025,011,200 - Step 5: Solve for x
x = 227,305,255,638,025,011,200/20,244,441,380.10 - Step 6: Final answer
x = 11,228,032,987.93
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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.