Finding the Fourth Proportional to 7,696,046,221.20, 11,544,069,331.80 and 6,594,050,163.60
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Solution
The fourth proportional to 7,696,046,221.20, 11,544,069,331.80 and 6,594,050,163.60 is: 9,891,075,245.40
Step by Step Solution
- Step 1: Write the proportion equation
7,696,046,221.20 : 11,544,069,331.80 = 6,594,050,163.60 : x - Step 2: Convert to fraction form
7,696,046,221.20/11,544,069,331.80 = 6,594,050,163.60/x - Step 3: Cross multiply
7,696,046,221.20x = 11,544,069,331.80 × 6,594,050,163.60 - Step 4: Simplify right side
7,696,046,221.20x = 76,122,172,265,965,535,232 - Step 5: Solve for x
x = 76,122,172,265,965,535,232/7,696,046,221.20 - Step 6: Final answer
x = 9,891,075,245.40
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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.