Finding the Fourth Proportional to 134,625,842.40, 201,938,763.60 and 111,667,591.20
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Solution
The fourth proportional to 134,625,842.40, 201,938,763.60 and 111,667,591.20 is: 167,501,386.80
Step by Step Solution
- Step 1: Write the proportion equation
134,625,842.40 : 201,938,763.60 = 111,667,591.20 : x - Step 2: Convert to fraction form
134,625,842.40/201,938,763.60 = 111,667,591.20/x - Step 3: Cross multiply
134,625,842.40x = 201,938,763.60 × 111,667,591.20 - Step 4: Simplify right side
134,625,842.40x = 22,550,015,301,118,240 - Step 5: Solve for x
x = 22,550,015,301,118,240/134,625,842.40 - Step 6: Final answer
x = 167,501,386.80
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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.