Finding the Fourth Proportional to 324,277,280.72, 486,211,567.80 and 275,110,313.12
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Solution
The fourth proportional to 324,277,280.72, 486,211,567.80 and 275,110,313.12 is: 412,492,100.47
Step by Step Solution
- Step 1: Write the proportion equation
324,277,280.72 : 486,211,567.80 = 275,110,313.12 : x - Step 2: Convert to fraction form
324,277,280.72/486,211,567.80 = 275,110,313.12/x - Step 3: Cross multiply
324,277,280.72x = 486,211,567.80 × 275,110,313.12 - Step 4: Simplify right side
324,277,280.72x = 133,761,816,660,024,112 - Step 5: Solve for x
x = 133,761,816,660,024,112/324,277,280.72 - Step 6: Final answer
x = 412,492,100.47
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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.