Finding the Fourth Proportional to 1,441,826,079.84, 2,162,822,859.99 and 556,516,495.08
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Solution
The fourth proportional to 1,441,826,079.84, 2,162,822,859.99 and 556,516,495.08 is: 834,807,064.70
Step by Step Solution
- Step 1: Write the proportion equation
1,441,826,079.84 : 2,162,822,859.99 = 556,516,495.08 : x - Step 2: Convert to fraction form
1,441,826,079.84/2,162,822,859.99 = 556,516,495.08/x - Step 3: Cross multiply
1,441,826,079.84x = 2,162,822,859.99 × 556,516,495.08 - Step 4: Simplify right side
1,441,826,079.84x = 1,203,646,597,520,536,320 - Step 5: Solve for x
x = 1,203,646,597,520,536,320/1,441,826,079.84 - Step 6: Final answer
x = 834,807,064.70
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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.