Finding the Fourth Proportional to 73,425,917.00, 101,327,967.36 and 40,389,550.63
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Solution
The fourth proportional to 73,425,917.00, 101,327,967.36 and 40,389,550.63 is: 55,737,690.92
Step by Step Solution
- Step 1: Write the proportion equation
73,425,917.00 : 101,327,967.36 = 40,389,550.63 : x - Step 2: Convert to fraction form
73,425,917.00/101,327,967.36 = 40,389,550.63/x - Step 3: Cross multiply
73,425,917.00x = 101,327,967.36 × 40,389,550.63 - Step 4: Simplify right side
73,425,917.00x = 4,092,591,067,668,387.50 - Step 5: Solve for x
x = 4,092,591,067,668,387.50/73,425,917.00 - Step 6: Final answer
x = 55,737,690.92
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.