Finding the Fourth Proportional to 7,767,488,448.20, 11,652,366,413.10 and 2,526,204,729.80
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Solution
The fourth proportional to 7,767,488,448.20, 11,652,366,413.10 and 2,526,204,729.80 is: 3,789,675,818.95
Step by Step Solution
- Step 1: Write the proportion equation
7,767,488,448.20 : 11,652,366,413.10 = 2,526,204,729.80 : x - Step 2: Convert to fraction form
7,767,488,448.20/11,652,366,413.10 = 2,526,204,729.80/x - Step 3: Cross multiply
7,767,488,448.20x = 11,652,366,413.10 × 2,526,204,729.80 - Step 4: Simplify right side
7,767,488,448.20x = 29,436,263,146,135,883,776 - Step 5: Solve for x
x = 29,436,263,146,135,883,776/7,767,488,448.20 - Step 6: Final answer
x = 3,789,675,818.95
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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.