Finding the Fourth Proportional to 7,176,102,380.90, 10,764,153,571.35 and 1,935,700,460.90
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Solution
The fourth proportional to 7,176,102,380.90, 10,764,153,571.35 and 1,935,700,460.90 is: 2,903,550,691.35
Step by Step Solution
- Step 1: Write the proportion equation
7,176,102,380.90 : 10,764,153,571.35 = 1,935,700,460.90 : x - Step 2: Convert to fraction form
7,176,102,380.90/10,764,153,571.35 = 1,935,700,460.90/x - Step 3: Cross multiply
7,176,102,380.90x = 10,764,153,571.35 × 1,935,700,460.90 - Step 4: Simplify right side
7,176,102,380.90x = 20,836,177,029,260,578,816 - Step 5: Solve for x
x = 20,836,177,029,260,578,816/7,176,102,380.90 - Step 6: Final answer
x = 2,903,550,691.35
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Double scale
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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.