Finding the Fourth Proportional to 100,562,313.19, 150,762,068.20 and 31,439,536.49
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Solution
The fourth proportional to 100,562,313.19, 150,762,068.20 and 31,439,536.49 is: 47,133,855.56
Step by Step Solution
- Step 1: Write the proportion equation
100,562,313.19 : 150,762,068.20 = 31,439,536.49 : x - Step 2: Convert to fraction form
100,562,313.19/150,762,068.20 = 31,439,536.49/x - Step 3: Cross multiply
100,562,313.19x = 150,762,068.20 × 31,439,536.49 - Step 4: Simplify right side
100,562,313.19x = 4,739,889,544,809,628 - Step 5: Solve for x
x = 4,739,889,544,809,628/100,562,313.19 - Step 6: Final answer
x = 47,133,855.56
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.