Finding the Fourth Proportional to 2,912,277,731.80, 4,368,416,597.70 and 1,073,350,154.20
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Solution
The fourth proportional to 2,912,277,731.80, 4,368,416,597.70 and 1,073,350,154.20 is: 1,610,025,231.30
Step by Step Solution
- Step 1: Write the proportion equation
2,912,277,731.80 : 4,368,416,597.70 = 1,073,350,154.20 : x - Step 2: Convert to fraction form
2,912,277,731.80/4,368,416,597.70 = 1,073,350,154.20/x - Step 3: Cross multiply
2,912,277,731.80x = 4,368,416,597.70 × 1,073,350,154.20 - Step 4: Simplify right side
2,912,277,731.80x = 4,688,840,628,751,134,720 - Step 5: Solve for x
x = 4,688,840,628,751,134,720/2,912,277,731.80 - Step 6: Final answer
x = 1,610,025,231.30
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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.