Finding the Fourth Proportional to 299,971,174.68, 449,548,215.84 and 168,875,979.48
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Solution
The fourth proportional to 299,971,174.68, 449,548,215.84 and 168,875,979.48 is: 253,083,968.33
Step by Step Solution
- Step 1: Write the proportion equation
299,971,174.68 : 449,548,215.84 = 168,875,979.48 : x - Step 2: Convert to fraction form
299,971,174.68/449,548,215.84 = 168,875,979.48/x - Step 3: Cross multiply
299,971,174.68x = 449,548,215.84 × 168,875,979.48 - Step 4: Simplify right side
299,971,174.68x = 75,917,895,273,466,448 - Step 5: Solve for x
x = 75,917,895,273,466,448/299,971,174.68 - Step 6: Final answer
x = 253,083,968.33
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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.