Finding the Fourth Proportional to 1,960,524,311.04, 2,705,523,975.36 and 1,068,451,248.96
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Solution
The fourth proportional to 1,960,524,311.04, 2,705,523,975.36 and 1,068,451,248.96 is: 1,474,462,955.80
Step by Step Solution
- Step 1: Write the proportion equation
1,960,524,311.04 : 2,705,523,975.36 = 1,068,451,248.96 : x - Step 2: Convert to fraction form
1,960,524,311.04/2,705,523,975.36 = 1,068,451,248.96/x - Step 3: Cross multiply
1,960,524,311.04x = 2,705,523,975.36 × 1,068,451,248.96 - Step 4: Simplify right side
1,960,524,311.04x = 2,890,720,470,564,616,704 - Step 5: Solve for x
x = 2,890,720,470,564,616,704/1,960,524,311.04 - Step 6: Final answer
x = 1,474,462,955.80
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.