Finding the Fourth Proportional to 3,688,811,493.39, 5,533,212,903.44 and 1,201,668,351.50
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Solution
The fourth proportional to 3,688,811,493.39, 5,533,212,903.44 and 1,201,668,351.50 is: 1,802,501,114.53
Step by Step Solution
- Step 1: Write the proportion equation
3,688,811,493.39 : 5,533,212,903.44 = 1,201,668,351.50 : x - Step 2: Convert to fraction form
3,688,811,493.39/5,533,212,903.44 = 1,201,668,351.50/x - Step 3: Cross multiply
3,688,811,493.39x = 5,533,212,903.44 × 1,201,668,351.50 - Step 4: Simplify right side
3,688,811,493.39x = 6,649,086,828,141,598,720 - Step 5: Solve for x
x = 6,649,086,828,141,598,720/3,688,811,493.39 - Step 6: Final answer
x = 1,802,501,114.53
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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.