Finding the Fourth Proportional to 147,177,068,081.70, 220,765,602,122.55 and 147,177,068,081.70
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Solution
The fourth proportional to 147,177,068,081.70, 220,765,602,122.55 and 147,177,068,081.70 is: 220,765,602,122.55
Step by Step Solution
- Step 1: Write the proportion equation
147,177,068,081.70 : 220,765,602,122.55 = 147,177,068,081.70 : x - Step 2: Convert to fraction form
147,177,068,081.70/220,765,602,122.55 = 147,177,068,081.70/x - Step 3: Cross multiply
147,177,068,081.70x = 220,765,602,122.55 × 147,177,068,081.70 - Step 4: Simplify right side
147,177,068,081.70x = 32,491,634,053,688,036,687,872 - Step 5: Solve for x
x = 32,491,634,053,688,036,687,872/147,177,068,081.70 - Step 6: Final answer
x = 220,765,602,122.55
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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.