Finding the Fourth Proportional to 4,994,801,442.88, 7,489,750,516.02 and 2,470,813,471.84
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Solution
The fourth proportional to 4,994,801,442.88, 7,489,750,516.02 and 2,470,813,471.84 is: 3,705,007,433.70
Step by Step Solution
- Step 1: Write the proportion equation
4,994,801,442.88 : 7,489,750,516.02 = 2,470,813,471.84 : x - Step 2: Convert to fraction form
4,994,801,442.88/7,489,750,516.02 = 2,470,813,471.84/x - Step 3: Cross multiply
4,994,801,442.88x = 7,489,750,516.02 × 2,470,813,471.84 - Step 4: Simplify right side
4,994,801,442.88x = 18,505,776,475,702,808,576 - Step 5: Solve for x
x = 18,505,776,475,702,808,576/4,994,801,442.88 - Step 6: Final answer
x = 3,705,007,433.70
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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.