Finding the Fourth Proportional to 165,207,729.59, 247,839,826.75 and 68,110,358.82
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Solution
The fourth proportional to 165,207,729.59, 247,839,826.75 and 68,110,358.82 is: 102,177,177.62
Step by Step Solution
- Step 1: Write the proportion equation
165,207,729.59 : 247,839,826.75 = 68,110,358.82 : x - Step 2: Convert to fraction form
165,207,729.59/247,839,826.75 = 68,110,358.82/x - Step 3: Cross multiply
165,207,729.59x = 247,839,826.75 × 68,110,358.82 - Step 4: Simplify right side
165,207,729.59x = 16,880,459,529,829,132 - Step 5: Solve for x
x = 16,880,459,529,829,132/165,207,729.59 - Step 6: Final answer
x = 102,177,177.62
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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.