Finding the Fourth Proportional to 99,080,669.26, 136,733,013.93 and 54,428,524.08
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Solution
The fourth proportional to 99,080,669.26, 136,733,013.93 and 54,428,524.08 is: 75,112,291.80
Step by Step Solution
- Step 1: Write the proportion equation
99,080,669.26 : 136,733,013.93 = 54,428,524.08 : x - Step 2: Convert to fraction form
99,080,669.26/136,733,013.93 = 54,428,524.08/x - Step 3: Cross multiply
99,080,669.26x = 136,733,013.93 × 54,428,524.08 - Step 4: Simplify right side
99,080,669.26x = 7,442,176,141,219,981 - Step 5: Solve for x
x = 7,442,176,141,219,981/99,080,669.26 - Step 6: Final answer
x = 75,112,291.80
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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.