Finding the Fourth Proportional to 166,637,277.92, 249,956,747.27 and 68,322,685.79
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Solution
The fourth proportional to 166,637,277.92, 249,956,747.27 and 68,322,685.79 is: 102,484,369.15
Step by Step Solution
- Step 1: Write the proportion equation
166,637,277.92 : 249,956,747.27 = 68,322,685.79 : x - Step 2: Convert to fraction form
166,637,277.92/249,956,747.27 = 68,322,685.79/x - Step 3: Cross multiply
166,637,277.92x = 249,956,747.27 × 68,322,685.79 - Step 4: Simplify right side
166,637,277.92x = 17,077,716,304,477,038 - Step 5: Solve for x
x = 17,077,716,304,477,038/166,637,277.92 - Step 6: Final answer
x = 102,484,369.15
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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.