Finding the Fourth Proportional to 99,252,290.04, 136,971,939.62 and 55,202,474.15
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Solution
The fourth proportional to 99,252,290.04, 136,971,939.62 and 55,202,474.15 is: 76,181,516.35
Step by Step Solution
- Step 1: Write the proportion equation
99,252,290.04 : 136,971,939.62 = 55,202,474.15 : x - Step 2: Convert to fraction form
99,252,290.04/136,971,939.62 = 55,202,474.15/x - Step 3: Cross multiply
99,252,290.04x = 136,971,939.62 × 55,202,474.15 - Step 4: Simplify right side
99,252,290.04x = 7,561,189,956,115,202 - Step 5: Solve for x
x = 7,561,189,956,115,202/99,252,290.04 - Step 6: Final answer
x = 76,181,516.35
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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.