Finding the Fourth Proportional to 122,786,991.74, 184,201,764.15 and 50,043,347.66
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Solution
The fourth proportional to 122,786,991.74, 184,201,764.15 and 50,043,347.66 is: 75,073,693.01
Step by Step Solution
- Step 1: Write the proportion equation
122,786,991.74 : 184,201,764.15 = 50,043,347.66 : x - Step 2: Convert to fraction form
122,786,991.74/184,201,764.15 = 50,043,347.66/x - Step 3: Cross multiply
122,786,991.74x = 184,201,764.15 × 50,043,347.66 - Step 4: Simplify right side
122,786,991.74x = 9,218,072,922,943,774 - Step 5: Solve for x
x = 9,218,072,922,943,774/122,786,991.74 - Step 6: Final answer
x = 75,073,693.01
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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.