Finding the Fourth Proportional to 134,389,939.60, 201,622,234.20 and 57,749,683.60
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Solution
The fourth proportional to 134,389,939.60, 201,622,234.20 and 57,749,683.60 is: 86,640,564.51
Step by Step Solution
- Step 1: Write the proportion equation
134,389,939.60 : 201,622,234.20 = 57,749,683.60 : x - Step 2: Convert to fraction form
134,389,939.60/201,622,234.20 = 57,749,683.60/x - Step 3: Cross multiply
134,389,939.60x = 201,622,234.20 × 57,749,683.60 - Step 4: Simplify right side
134,389,939.60x = 11,643,620,231,775,098 - Step 5: Solve for x
x = 11,643,620,231,775,098/134,389,939.60 - Step 6: Final answer
x = 86,640,564.51
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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.