Finding the Fourth Proportional to 248,418,036.68, 372,700,100.78 and 73,545,516.68
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Solution
The fourth proportional to 248,418,036.68, 372,700,100.78 and 73,545,516.68 is: 110,339,900.62
Step by Step Solution
- Step 1: Write the proportion equation
248,418,036.68 : 372,700,100.78 = 73,545,516.68 : x - Step 2: Convert to fraction form
248,418,036.68/372,700,100.78 = 73,545,516.68/x - Step 3: Cross multiply
248,418,036.68x = 372,700,100.78 × 73,545,516.68 - Step 4: Simplify right side
248,418,036.68x = 27,410,421,478,553,172 - Step 5: Solve for x
x = 27,410,421,478,553,172/248,418,036.68 - Step 6: Final answer
x = 110,339,900.62
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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.