Finding the Fourth Proportional to 7,664,190,745.23, 11,496,209,476.86 and 2,423,799,847.71
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Solution
The fourth proportional to 7,664,190,745.23, 11,496,209,476.86 and 2,423,799,847.71 is: 3,635,675,533.86
Step by Step Solution
- Step 1: Write the proportion equation
7,664,190,745.23 : 11,496,209,476.86 = 2,423,799,847.71 : x - Step 2: Convert to fraction form
7,664,190,745.23/11,496,209,476.86 = 2,423,799,847.71/x - Step 3: Cross multiply
7,664,190,745.23x = 11,496,209,476.86 × 2,423,799,847.71 - Step 4: Simplify right side
7,664,190,745.23x = 27,864,510,779,255,529,472 - Step 5: Solve for x
x = 27,864,510,779,255,529,472/7,664,190,745.23 - Step 6: Final answer
x = 3,635,675,533.86
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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.