Finding the Fourth Proportional to 132,991,452.21, 183,526,465.77 and 74,255,117.07
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Solution
The fourth proportional to 132,991,452.21, 183,526,465.77 and 74,255,117.07 is: 102,471,091.00
Step by Step Solution
- Step 1: Write the proportion equation
132,991,452.21 : 183,526,465.77 = 74,255,117.07 : x - Step 2: Convert to fraction form
132,991,452.21/183,526,465.77 = 74,255,117.07/x - Step 3: Cross multiply
132,991,452.21x = 183,526,465.77 × 74,255,117.07 - Step 4: Simplify right side
132,991,452.21x = 13,627,779,201,194,698 - Step 5: Solve for x
x = 13,627,779,201,194,698/132,991,452.21 - Step 6: Final answer
x = 102,471,091.00
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.