Finding the Fourth Proportional to 134,389,993.10, 201,622,314.45 and 57,749,737.10
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Solution
The fourth proportional to 134,389,993.10, 201,622,314.45 and 57,749,737.10 is: 86,640,644.77
Step by Step Solution
- Step 1: Write the proportion equation
134,389,993.10 : 201,622,314.45 = 57,749,737.10 : x - Step 2: Convert to fraction form
134,389,993.10/201,622,314.45 = 57,749,737.10/x - Step 3: Cross multiply
134,389,993.10x = 201,622,314.45 × 57,749,737.10 - Step 4: Simplify right side
134,389,993.10x = 11,643,635,652,981,030 - Step 5: Solve for x
x = 11,643,635,652,981,030/134,389,993.10 - Step 6: Final answer
x = 86,640,644.77
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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.