Finding the Fourth Proportional to 75,303,313.65, 112,954,970.49 and 75,303,313.65
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Solution
The fourth proportional to 75,303,313.65, 112,954,970.49 and 75,303,313.65 is: 112,954,970.49
Step by Step Solution
- Step 1: Write the proportion equation
75,303,313.65 : 112,954,970.49 = 75,303,313.65 : x - Step 2: Convert to fraction form
75,303,313.65/112,954,970.49 = 75,303,313.65/x - Step 3: Cross multiply
75,303,313.65x = 112,954,970.49 × 75,303,313.65 - Step 4: Simplify right side
75,303,313.65x = 8,505,883,571,134,964 - Step 5: Solve for x
x = 8,505,883,571,134,964/75,303,313.65 - Step 6: Final answer
x = 112,954,970.49
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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.