Finding the Fourth Proportional to 67,206,027.70, 100,809,041.55 and 67,206,027.70
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Solution
The fourth proportional to 67,206,027.70, 100,809,041.55 and 67,206,027.70 is: 100,809,041.55
Step by Step Solution
- Step 1: Write the proportion equation
67,206,027.70 : 100,809,041.55 = 67,206,027.70 : x - Step 2: Convert to fraction form
67,206,027.70/100,809,041.55 = 67,206,027.70/x - Step 3: Cross multiply
67,206,027.70x = 100,809,041.55 × 67,206,027.70 - Step 4: Simplify right side
67,206,027.70x = 6,774,975,238,819,751 - Step 5: Solve for x
x = 6,774,975,238,819,751/67,206,027.70 - Step 6: Final answer
x = 100,809,041.55
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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.