Finding the Fourth Proportional to 73,743,132.60, 110,614,698.90 and 46,480,209.30
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Solution
The fourth proportional to 73,743,132.60, 110,614,698.90 and 46,480,209.30 is: 69,720,313.95
Step by Step Solution
- Step 1: Write the proportion equation
73,743,132.60 : 110,614,698.90 = 46,480,209.30 : x - Step 2: Convert to fraction form
73,743,132.60/110,614,698.90 = 46,480,209.30/x - Step 3: Cross multiply
73,743,132.60x = 110,614,698.90 × 46,480,209.30 - Step 4: Simplify right side
73,743,132.60x = 5,141,394,356,528,480 - Step 5: Solve for x
x = 5,141,394,356,528,480/73,743,132.60 - Step 6: Final answer
x = 69,720,313.95
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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.