Finding the Fourth Proportional to 3,688,811,455.51, 5,533,212,846.62 and 1,201,668,313.62
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Solution
The fourth proportional to 3,688,811,455.51, 5,533,212,846.62 and 1,201,668,313.62 is: 1,802,501,057.73
Step by Step Solution
- Step 1: Write the proportion equation
3,688,811,455.51 : 5,533,212,846.62 = 1,201,668,313.62 : x - Step 2: Convert to fraction form
3,688,811,455.51/5,533,212,846.62 = 1,201,668,313.62/x - Step 3: Cross multiply
3,688,811,455.51x = 5,533,212,846.62 × 1,201,668,313.62 - Step 4: Simplify right side
3,688,811,455.51x = 6,649,086,550,301,379,584 - Step 5: Solve for x
x = 6,649,086,550,301,379,584/3,688,811,455.51 - Step 6: Final answer
x = 1,802,501,057.73
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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.