Finding the Fourth Proportional to 146,226,472.65, 201,797,412.36 and 80,147,140.23
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Solution
The fourth proportional to 146,226,472.65, 201,797,412.36 and 80,147,140.23 is: 110,605,728.31
Step by Step Solution
- Step 1: Write the proportion equation
146,226,472.65 : 201,797,412.36 = 80,147,140.23 : x - Step 2: Convert to fraction form
146,226,472.65/201,797,412.36 = 80,147,140.23/x - Step 3: Cross multiply
146,226,472.65x = 201,797,412.36 × 80,147,140.23 - Step 4: Simplify right side
146,226,472.65x = 16,173,485,506,644,102 - Step 5: Solve for x
x = 16,173,485,506,644,102/146,226,472.65 - Step 6: Final answer
x = 110,605,728.31
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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.