Finding the Fourth Proportional to 134,412,328.44, 201,550,914.36 and 78,343,301.84
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Solution
The fourth proportional to 134,412,328.44, 201,550,914.36 and 78,343,301.84 is: 117,475,564.20
Step by Step Solution
- Step 1: Write the proportion equation
134,412,328.44 : 201,550,914.36 = 78,343,301.84 : x - Step 2: Convert to fraction form
134,412,328.44/201,550,914.36 = 78,343,301.84/x - Step 3: Cross multiply
134,412,328.44x = 201,550,914.36 × 78,343,301.84 - Step 4: Simplify right side
134,412,328.44x = 15,790,164,118,825,716 - Step 5: Solve for x
x = 15,790,164,118,825,716/134,412,328.44 - Step 6: Final answer
x = 117,475,564.20
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.