Finding the Fourth Proportional to 8,623,104,368.40, 12,934,656,552.60 and 4,704,896,163.60
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Solution
The fourth proportional to 8,623,104,368.40, 12,934,656,552.60 and 4,704,896,163.60 is: 7,057,344,245.40
Step by Step Solution
- Step 1: Write the proportion equation
8,623,104,368.40 : 12,934,656,552.60 = 4,704,896,163.60 : x - Step 2: Convert to fraction form
8,623,104,368.40/12,934,656,552.60 = 4,704,896,163.60/x - Step 3: Cross multiply
8,623,104,368.40x = 12,934,656,552.60 × 4,704,896,163.60 - Step 4: Simplify right side
8,623,104,368.40x = 60,856,215,991,811,350,528 - Step 5: Solve for x
x = 60,856,215,991,811,350,528/8,623,104,368.40 - Step 6: Final answer
x = 7,057,344,245.40
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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.