Finding the Fourth Proportional to 166,207,405.72, 249,323,640.09 and 49,613,551.42
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Solution
The fourth proportional to 166,207,405.72, 249,323,640.09 and 49,613,551.42 is: 74,424,067.83
Step by Step Solution
- Step 1: Write the proportion equation
166,207,405.72 : 249,323,640.09 = 49,613,551.42 : x - Step 2: Convert to fraction form
166,207,405.72/249,323,640.09 = 49,613,551.42/x - Step 3: Cross multiply
166,207,405.72x = 249,323,640.09 × 49,613,551.42 - Step 4: Simplify right side
166,207,405.72x = 12,369,831,237,826,790 - Step 5: Solve for x
x = 12,369,831,237,826,790/166,207,405.72 - Step 6: Final answer
x = 74,424,067.83
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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.