Finding the Fourth Proportional to 994,010,804.76, 1,371,739,053.84 and 547,964,369.04
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Solution
The fourth proportional to 994,010,804.76, 1,371,739,053.84 and 547,964,369.04 is: 756,193,113.32
Step by Step Solution
- Step 1: Write the proportion equation
994,010,804.76 : 1,371,739,053.84 = 547,964,369.04 : x - Step 2: Convert to fraction form
994,010,804.76/1,371,739,053.84 = 547,964,369.04/x - Step 3: Cross multiply
994,010,804.76x = 1,371,739,053.84 × 547,964,369.04 - Step 4: Simplify right side
994,010,804.76x = 751,664,125,124,962,048 - Step 5: Solve for x
x = 751,664,125,124,962,048/994,010,804.76 - Step 6: Final answer
x = 756,193,113.32
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.