Finding the Fourth Proportional to 5,430,974,795.70, 8,146,462,193.55 and 2,675,984,651.70
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Solution
The fourth proportional to 5,430,974,795.70, 8,146,462,193.55 and 2,675,984,651.70 is: 4,013,976,977.55
Step by Step Solution
- Step 1: Write the proportion equation
5,430,974,795.70 : 8,146,462,193.55 = 2,675,984,651.70 : x - Step 2: Convert to fraction form
5,430,974,795.70/8,146,462,193.55 = 2,675,984,651.70/x - Step 3: Cross multiply
5,430,974,795.70x = 8,146,462,193.55 × 2,675,984,651.70 - Step 4: Simplify right side
5,430,974,795.70x = 21,799,807,795,594,113,024 - Step 5: Solve for x
x = 21,799,807,795,594,113,024/5,430,974,795.70 - Step 6: Final answer
x = 4,013,976,977.55
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Double scale
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Similar ratio
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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.