Finding the Fourth Proportional to 1,043,134,423.80, 1,564,701,635.70 and 1,027,010,110.20
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Solution
The fourth proportional to 1,043,134,423.80, 1,564,701,635.70 and 1,027,010,110.20 is: 1,540,515,165.30
Step by Step Solution
- Step 1: Write the proportion equation
1,043,134,423.80 : 1,564,701,635.70 = 1,027,010,110.20 : x - Step 2: Convert to fraction form
1,043,134,423.80/1,564,701,635.70 = 1,027,010,110.20/x - Step 3: Cross multiply
1,043,134,423.80x = 1,564,701,635.70 × 1,027,010,110.20 - Step 4: Simplify right side
1,043,134,423.80x = 1,606,964,399,310,377,472 - Step 5: Solve for x
x = 1,606,964,399,310,377,472/1,043,134,423.80 - Step 6: Final answer
x = 1,540,515,165.30
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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.