Finding the Fourth Proportional to 68,268,343.88, 102,402,614.37 and 27,878,827.88
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Solution
The fourth proportional to 68,268,343.88, 102,402,614.37 and 27,878,827.88 is: 41,818,282.06
Step by Step Solution
- Step 1: Write the proportion equation
68,268,343.88 : 102,402,614.37 = 27,878,827.88 : x - Step 2: Convert to fraction form
68,268,343.88/102,402,614.37 = 27,878,827.88/x - Step 3: Cross multiply
68,268,343.88x = 102,402,614.37 × 27,878,827.88 - Step 4: Simplify right side
68,268,343.88x = 2,854,864,859,971,231.50 - Step 5: Solve for x
x = 2,854,864,859,971,231.50/68,268,343.88 - Step 6: Final answer
x = 41,818,282.06
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.