Finding the Fourth Proportional to 122,226,015.80, 183,339,023.70 and 93,528,201.80
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Solution
The fourth proportional to 122,226,015.80, 183,339,023.70 and 93,528,201.80 is: 140,292,302.70
Step by Step Solution
- Step 1: Write the proportion equation
122,226,015.80 : 183,339,023.70 = 93,528,201.80 : x - Step 2: Convert to fraction form
122,226,015.80/183,339,023.70 = 93,528,201.80/x - Step 3: Cross multiply
122,226,015.80x = 183,339,023.70 × 93,528,201.80 - Step 4: Simplify right side
122,226,015.80x = 17,147,369,206,428,580 - Step 5: Solve for x
x = 17,147,369,206,428,580/122,226,015.80 - Step 6: Final answer
x = 140,292,302.70
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1.5x scale
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.