Finding the Fourth Proportional to 176,269,815.60, 264,446,713.80 and 85,318,609.20
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Solution
The fourth proportional to 176,269,815.60, 264,446,713.80 and 85,318,609.20 is: 127,998,238.11
Step by Step Solution
- Step 1: Write the proportion equation
176,269,815.60 : 264,446,713.80 = 85,318,609.20 : x - Step 2: Convert to fraction form
176,269,815.60/264,446,713.80 = 85,318,609.20/x - Step 3: Cross multiply
176,269,815.60x = 264,446,713.80 × 85,318,609.20 - Step 4: Simplify right side
176,269,815.60x = 22,562,225,828,926,448 - Step 5: Solve for x
x = 22,562,225,828,926,448/176,269,815.60 - Step 6: Final answer
x = 127,998,238.11
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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.