Finding the Fourth Proportional to 170,682,006.87, 255,919,333.14 and 66,926,911.77
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Solution
The fourth proportional to 170,682,006.87, 255,919,333.14 and 66,926,911.77 is: 100,349,714.32
Step by Step Solution
- Step 1: Write the proportion equation
170,682,006.87 : 255,919,333.14 = 66,926,911.77 : x - Step 2: Convert to fraction form
170,682,006.87/255,919,333.14 = 66,926,911.77/x - Step 3: Cross multiply
170,682,006.87x = 255,919,333.14 × 66,926,911.77 - Step 4: Simplify right side
170,682,006.87x = 17,127,890,629,298,016 - Step 5: Solve for x
x = 17,127,890,629,298,016/170,682,006.87 - Step 6: Final answer
x = 100,349,714.32
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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.