Finding the Fourth Proportional to 106,149,620.72, 146,531,674.68 and 71,362,487
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Solution
The fourth proportional to 106,149,620.72, 146,531,674.68 and 71,362,487 is: 98,510,617.92
Step by Step Solution
- Step 1: Write the proportion equation
106,149,620.72 : 146,531,674.68 = 71,362,487 : x - Step 2: Convert to fraction form
106,149,620.72/146,531,674.68 = 71,362,487/x - Step 3: Cross multiply
106,149,620.72x = 146,531,674.68 × 71,362,487 - Step 4: Simplify right side
106,149,620.72x = 10,456,864,729,439,730 - Step 5: Solve for x
x = 10,456,864,729,439,730/106,149,620.72 - Step 6: Final answer
x = 98,510,617.92
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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.