Finding the Fourth Proportional to 73,161,720.24, 100,953,894.44 and 40,113,272.81
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Solution
The fourth proportional to 73,161,720.24, 100,953,894.44 and 40,113,272.81 is: 55,351,228.70
Step by Step Solution
- Step 1: Write the proportion equation
73,161,720.24 : 100,953,894.44 = 40,113,272.81 : x - Step 2: Convert to fraction form
73,161,720.24/100,953,894.44 = 40,113,272.81/x - Step 3: Cross multiply
73,161,720.24x = 100,953,894.44 × 40,113,272.81 - Step 4: Simplify right side
73,161,720.24x = 4,049,591,108,903,662.50 - Step 5: Solve for x
x = 4,049,591,108,903,662.50/73,161,720.24 - Step 6: Final answer
x = 55,351,228.70
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.