Finding the Fourth Proportional to 556,582,564.20, 834,873,846.30 and 505,522,237.80
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Solution
The fourth proportional to 556,582,564.20, 834,873,846.30 and 505,522,237.80 is: 758,283,356.70
Step by Step Solution
- Step 1: Write the proportion equation
556,582,564.20 : 834,873,846.30 = 505,522,237.80 : x - Step 2: Convert to fraction form
556,582,564.20/834,873,846.30 = 505,522,237.80/x - Step 3: Cross multiply
556,582,564.20x = 834,873,846.30 × 505,522,237.80 - Step 4: Simplify right side
556,582,564.20x = 422,047,295,062,269,248 - Step 5: Solve for x
x = 422,047,295,062,269,248/556,582,564.20 - Step 6: Final answer
x = 758,283,356.70
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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.