Finding the Fourth Proportional to 276,046,816.20, 413,718,554.70 and 146,716,384.20
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Solution
The fourth proportional to 276,046,816.20, 413,718,554.70 and 146,716,384.20 is: 219,887,667.09
Step by Step Solution
- Step 1: Write the proportion equation
276,046,816.20 : 413,718,554.70 = 146,716,384.20 : x - Step 2: Convert to fraction form
276,046,816.20/413,718,554.70 = 146,716,384.20/x - Step 3: Cross multiply
276,046,816.20x = 413,718,554.70 × 146,716,384.20 - Step 4: Simplify right side
276,046,816.20x = 60,699,290,422,033,912 - Step 5: Solve for x
x = 60,699,290,422,033,912/276,046,816.20 - Step 6: Final answer
x = 219,887,667.09
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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.