Finding the Fourth Proportional to 962,486,368.44, 1,441,243,133.46 and 664,275,481.08
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Solution
The fourth proportional to 962,486,368.44, 1,441,243,133.46 and 664,275,481.08 is: 994,697,179.33
Step by Step Solution
- Step 1: Write the proportion equation
962,486,368.44 : 1,441,243,133.46 = 664,275,481.08 : x - Step 2: Convert to fraction form
962,486,368.44/1,441,243,133.46 = 664,275,481.08/x - Step 3: Cross multiply
962,486,368.44x = 1,441,243,133.46 × 664,275,481.08 - Step 4: Simplify right side
962,486,368.44x = 957,382,475,832,388,224 - Step 5: Solve for x
x = 957,382,475,832,388,224/962,486,368.44 - Step 6: Final answer
x = 994,697,179.33
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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.