Finding the Fourth Proportional to 7,245,775,352.80, 10,868,663,029.20 and 6,373,361,807.20
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Solution
The fourth proportional to 7,245,775,352.80, 10,868,663,029.20 and 6,373,361,807.20 is: 9,560,042,710.80
Step by Step Solution
- Step 1: Write the proportion equation
7,245,775,352.80 : 10,868,663,029.20 = 6,373,361,807.20 : x - Step 2: Convert to fraction form
7,245,775,352.80/10,868,663,029.20 = 6,373,361,807.20/x - Step 3: Cross multiply
7,245,775,352.80x = 10,868,663,029.20 × 6,373,361,807.20 - Step 4: Simplify right side
7,245,775,352.80x = 69,269,921,845,629,943,808 - Step 5: Solve for x
x = 69,269,921,845,629,943,808/7,245,775,352.80 - Step 6: Final answer
x = 9,560,042,710.80
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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.