Finding the Fourth Proportional to 4,190,784,133.90, 6,286,176,200.85 and 1,736,305,285.90
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Solution
The fourth proportional to 4,190,784,133.90, 6,286,176,200.85 and 1,736,305,285.90 is: 2,604,457,928.85
Step by Step Solution
- Step 1: Write the proportion equation
4,190,784,133.90 : 6,286,176,200.85 = 1,736,305,285.90 : x - Step 2: Convert to fraction form
4,190,784,133.90/6,286,176,200.85 = 1,736,305,285.90/x - Step 3: Cross multiply
4,190,784,133.90x = 6,286,176,200.85 × 1,736,305,285.90 - Step 4: Simplify right side
4,190,784,133.90x = 10,914,720,965,634,635,776 - Step 5: Solve for x
x = 10,914,720,965,634,635,776/4,190,784,133.90 - Step 6: Final answer
x = 2,604,457,928.85
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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.