Finding the Fourth Proportional to 93,608,201.80, 140,412,302.70 and 42,589,865.80
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Solution
The fourth proportional to 93,608,201.80, 140,412,302.70 and 42,589,865.80 is: 63,884,798.70
Step by Step Solution
- Step 1: Write the proportion equation
93,608,201.80 : 140,412,302.70 = 42,589,865.80 : x - Step 2: Convert to fraction form
93,608,201.80/140,412,302.70 = 42,589,865.80/x - Step 3: Cross multiply
93,608,201.80x = 140,412,302.70 × 42,589,865.80 - Step 4: Simplify right side
93,608,201.80x = 5,980,141,128,661,977 - Step 5: Solve for x
x = 5,980,141,128,661,977/93,608,201.80 - Step 6: Final answer
x = 63,884,798.70
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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.