Finding the Fourth Proportional to 7,422,486,252.70, 11,133,729,379.06 and 7,422,486,252.70
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Solution
The fourth proportional to 7,422,486,252.70, 11,133,729,379.06 and 7,422,486,252.70 is: 11,133,729,379.06
Step by Step Solution
- Step 1: Write the proportion equation
7,422,486,252.70 : 11,133,729,379.06 = 7,422,486,252.70 : x - Step 2: Convert to fraction form
7,422,486,252.70/11,133,729,379.06 = 7,422,486,252.70/x - Step 3: Cross multiply
7,422,486,252.70x = 11,133,729,379.06 × 7,422,486,252.70 - Step 4: Simplify right side
7,422,486,252.70x = 82,639,953,257,354,952,704 - Step 5: Solve for x
x = 82,639,953,257,354,952,704/7,422,486,252.70 - Step 6: Final answer
x = 11,133,729,379.06
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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.