Finding the Fourth Proportional to 7,253,350,558.40, 10,882,713,223.20 and 6,984,611,998.40
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Solution
The fourth proportional to 7,253,350,558.40, 10,882,713,223.20 and 6,984,611,998.40 is: 10,479,505,814.85
Step by Step Solution
- Step 1: Write the proportion equation
7,253,350,558.40 : 10,882,713,223.20 = 6,984,611,998.40 : x - Step 2: Convert to fraction form
7,253,350,558.40/10,882,713,223.20 = 6,984,611,998.40/x - Step 3: Cross multiply
7,253,350,558.40x = 10,882,713,223.20 × 6,984,611,998.40 - Step 4: Simplify right side
7,253,350,558.40x = 76,011,529,353,909,059,584 - Step 5: Solve for x
x = 76,011,529,353,909,059,584/7,253,350,558.40 - Step 6: Final answer
x = 10,479,505,814.85
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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.