Finding the Fourth Proportional to 2,589,697,232.10, 3,884,545,848.15 and 2,290,389,660.90
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Solution
The fourth proportional to 2,589,697,232.10, 3,884,545,848.15 and 2,290,389,660.90 is: 3,435,584,491.35
Step by Step Solution
- Step 1: Write the proportion equation
2,589,697,232.10 : 3,884,545,848.15 = 2,290,389,660.90 : x - Step 2: Convert to fraction form
2,589,697,232.10/3,884,545,848.15 = 2,290,389,660.90/x - Step 3: Cross multiply
2,589,697,232.10x = 3,884,545,848.15 × 2,290,389,660.90 - Step 4: Simplify right side
2,589,697,232.10x = 8,897,123,647,894,781,952 - Step 5: Solve for x
x = 8,897,123,647,894,781,952/2,589,697,232.10 - Step 6: Final answer
x = 3,435,584,491.35
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Double scale
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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.