Finding the Fourth Proportional to 324,185,237.70, 486,277,856.55 and 97,250,453.70
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Solution
The fourth proportional to 324,185,237.70, 486,277,856.55 and 97,250,453.70 is: 145,875,680.55
Step by Step Solution
- Step 1: Write the proportion equation
324,185,237.70 : 486,277,856.55 = 97,250,453.70 : x - Step 2: Convert to fraction form
324,185,237.70/486,277,856.55 = 97,250,453.70/x - Step 3: Cross multiply
324,185,237.70x = 486,277,856.55 × 97,250,453.70 - Step 4: Simplify right side
324,185,237.70x = 47,290,742,173,751,016 - Step 5: Solve for x
x = 47,290,742,173,751,016/324,185,237.70 - Step 6: Final answer
x = 145,875,680.55
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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.